{"id":1996,"date":"2018-03-05T19:01:28","date_gmt":"2018-03-05T19:01:28","guid":{"rendered":"https:\/\/blogs.ugto.mx\/enfermeriaenlinea\/?p=1996"},"modified":"2019-02-07T14:40:41","modified_gmt":"2019-02-07T19:40:41","slug":"unidad-didactica-5b-farmacologia-especial","status":"publish","type":"post","link":"https:\/\/blogs.ugto.mx\/enfermeriaenlinea\/unidad-didactica-5b-farmacologia-especial\/","title":{"rendered":"Unidad did\u00e1ctica 5B: Farmacolog\u00eda especial"},"content":{"rendered":"<h2>INTRODUCCI\u00d3N<\/h2>\n<p>\u00a1Hola! en esta semana vamos revisar los f\u00e1rmacos que act\u00faan sobre el sistema nervioso central (SNC). De cada grupo revisaremos sus propiedades farmacocin\u00e9ticas, farmacodin\u00e1micas, as\u00ed como sus efectos farmacol\u00f3gicos, aplicaciones cl\u00ednicas, sus efectos adversos, interacciones farmacol\u00f3gicas, contraindicaciones, sus v\u00edas de administraci\u00f3n y sus formas farmac\u00e9uticas disponibles. El objetivo final de esta clase es que con esta informaci\u00f3n desarrolles los cuidados de enfermer\u00eda que se le deben brindar al paciente antes, durante y despu\u00e9s de administrar los f\u00e1rmacos que vamos a estudiar en esta semana. Cualquier duda al respecto estar\u00e9 pendiente para resolverla a la brevedad. Saludos y \u00a1Mucho \u00e9xito!<\/p>\n<h2>COMPETENCIA<\/h2>\n<ul>\n<li>Describe los efectos farmacol\u00f3gicos de los f\u00e1rmacos que act\u00faan sobre el sistema nervioso aut\u00f3nomo en base a sus mecanismos de acci\u00f3n.<\/li>\n<li>Identifica y describe los principales efectos adversos de los f\u00e1rmacos que act\u00faan sobre el sistema nervioso aut\u00f3nomo.<\/li>\n<li>Explica la importancia cl\u00ednica de las interacciones farmacol\u00f3gicas de los f\u00e1rmacos que act\u00faan sobre el sistema nervioso aut\u00f3nomo.<\/li>\n<li>Desarrolla los cuidados de enfermer\u00eda para los pacientes que reciben f\u00e1rmacos que act\u00faan sobre el sistema nervioso aut\u00f3nomo, en base a su mecanismo de acci\u00f3n y efectos adversos.<\/li>\n<\/ul>\n<h2>CONTENIDO<\/h2>\n<h3>6.1 F\u00e1rmacos que act\u00faan en Sistema Nervioso Central.<\/h3>\n<h4>6.1.1 F\u00e1rmacos Sedantes e hipn\u00f3ticos<\/h4>\n<p><img loading=\"lazy\" decoding=\"async\" data-attachment-id=\"5651\" data-permalink=\"https:\/\/blogs.ugto.mx\/enfermeriaenlinea\/unidad-didactica-5b-farmacologia-especial\/sedante\/#main\" data-orig-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/sedante.jpg?fit=1020%2C575&amp;ssl=1\" data-orig-size=\"1020,575\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"Farm-UNI5B-FE-001\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/sedante.jpg?fit=300%2C169&amp;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/sedante.jpg?fit=1020%2C575&amp;ssl=1\" class=\"aligncenter wp-image-5651\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/sedante.jpg\" alt=\"\" width=\"600\" height=\"338\" \/><noscript><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"5651\" data-permalink=\"https:\/\/blogs.ugto.mx\/enfermeriaenlinea\/unidad-didactica-5b-farmacologia-especial\/sedante\/#main\" data-orig-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/sedante.jpg?fit=1020%2C575&amp;ssl=1\" data-orig-size=\"1020,575\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"Farm-UNI5B-FE-001\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/sedante.jpg?fit=300%2C169&amp;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/sedante.jpg?fit=1020%2C575&amp;ssl=1\" class=\"aligncenter wp-image-5651\" src=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/sedante.jpg?resize=600%2C338&#038;ssl=1\" alt=\"\" width=\"600\" height=\"338\" srcset=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/sedante.jpg?w=1020&amp;ssl=1 1020w, https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/sedante.jpg?resize=300%2C169&amp;ssl=1 300w, https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/sedante.jpg?resize=768%2C433&amp;ssl=1 768w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/noscript>Imagen 1. Medicamentos para inducir al sue\u00f1o (Hipn\u00f3ticos).<\/p>\n<p>A este grupo de f\u00e1rmacos pertenecen:<\/p>\n<ul>\n<li><strong>Benzodiacepinas <\/strong>(Alprazolam, diazepam, midazolam, triazolam)<\/li>\n<li><strong>Carbamatos <\/strong>(Meprobamato)<\/li>\n<li><strong>Barbit\u00faricos<\/strong> (Fenobarbital, secobarbital)<\/li>\n<li><strong>Alcoholes<\/strong> (Etanol. Hidrato de cloral)<\/li>\n<li><strong>F\u00e1rmacos nuevos como Zolpidem, Zalepl\u00f3n y Buspirona\u00a0<\/strong><\/li>\n<\/ul>\n<p>Estos f\u00e1rmacos producen efecto depresor sobre el Sistema Nervioso Central (SNC). La depresi\u00f3n del SNC es dosis-dependiente, es decir a mayor dosis administrada mayor ser\u00e1 el efecto sedante, hipn\u00f3tico, anest\u00e9sico y coma. La mayor\u00eda de estos f\u00e1rmacos suprimen el sue\u00f1o de los movimientos oculares r\u00e1pidos (REM) y si se descontin\u00faan de manera abrupta provocan insomnio de rebote. Los benzodiacepinas producen amnesia anter\u00f3grada y tienen efectos miorrelajantes y anticonvulsivos, desafortunadamente con su uso cr\u00f3nico los benzodiacepinas causan tolerancia y dependencia.<\/p>\n<p>Si se suspende su uso de manera abrupta suele ocurrir s\u00edndrome de abstinencia, caracterizado por agitaci\u00f3n, temblor, hiperreflexia y ataques. Generalmente los sedantes hipn\u00f3ticos se utilizan para tratar estados de ansiedad generalizada, ataques de p\u00e1nico, trastornos f\u00f3bicos, problemas de sue\u00f1o estados de espasticidad muscular y ataques convulsivos. La farmacocin\u00e9tica, farmacodinamia, efectos farmacol\u00f3gicos, aplicaciones cl\u00ednicas, interacciones farmacol\u00f3gicas y su toxicidad de los sedantes hipn\u00f3ticos se muestran de manera resumida en el tabla I.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" data-attachment-id=\"10152\" data-permalink=\"https:\/\/blogs.ugto.mx\/enfermeriaenlinea\/unidad-didactica-5b-farmacologia-especial\/attachment\/11\/#main\" data-orig-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/11.png?fit=3110%2C5231&amp;ssl=1\" data-orig-size=\"3110,5231\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"11\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/11.png?fit=178%2C300&amp;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/11.png?fit=609%2C1024&amp;ssl=1\" class=\"wp-image-10152 aligncenter\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/11.png\" alt=\"\" width=\"1000\" height=\"1682\" \/><noscript><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"10152\" data-permalink=\"https:\/\/blogs.ugto.mx\/enfermeriaenlinea\/unidad-didactica-5b-farmacologia-especial\/attachment\/11\/#main\" data-orig-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/11.png?fit=3110%2C5231&amp;ssl=1\" data-orig-size=\"3110,5231\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"11\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/11.png?fit=178%2C300&amp;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/11.png?fit=609%2C1024&amp;ssl=1\" class=\"wp-image-10152 aligncenter\" src=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/11.png?resize=1000%2C1682&#038;ssl=1\" alt=\"\" width=\"1000\" height=\"1682\" srcset=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/11.png?w=3110&amp;ssl=1 3110w, https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/11.png?resize=178%2C300&amp;ssl=1 178w, https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/11.png?resize=768%2C1292&amp;ssl=1 768w, https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/11.png?resize=609%2C1024&amp;ssl=1 609w, https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/11.png?w=2400&amp;ssl=1 2400w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/noscript><\/p>\n<p><b>Tabla 1.<\/b><span style=\"font-weight: 400\"> Farmacolog\u00eda de los Sedantes Hipn\u00f3ticos. Katzung, Farmacolog\u00eda b\u00e1sica y cl\u00ednica, 12va edici\u00f3n, 2013.<\/span><\/p>\n<h4>6.1.2 F\u00e1rmacos Antidepresivos<\/h4>\n<p>A este grupo de f\u00e1rmacos pertenecen:<\/p>\n<ul>\n<li>Inhibidores de la monoaminooxidasa (Fenelzina)<\/li>\n<li>Tric\u00edclicos (Amitriptilina, imipramina y clomipramina)<\/li>\n<li>Inhibidores selectivos de la recaptura de serotonina (Fluoxetina, citalopram, paroxetina, sertralina)<\/li>\n<li>Heteroc\u00edclicos de 2da y 3ra generaci\u00f3n (Amoxapina, maprotilina, mitarzapina, trazodona, venlafaxina, bupropi\u00f3n)<\/li>\n<li>F\u00e1rmacos nuevos como Zolpidem, Zalepl\u00f3n y Buspirona<\/li>\n<\/ul>\n<p>La hip\u00f3tesis amin\u00e9rgica de la depresi\u00f3n menciona que este trastorno se debe a una disminuci\u00f3n funcional de la norepinefrina o serotonina cerebral o ambas. La mayor\u00eda de estos f\u00e1rmacos facilitan la actividad biol\u00f3gica de las aminas cerebrales. En general los antidepresivos tric\u00edclicos (ATC) y los heteroc\u00edclicos causan sedaci\u00f3n, este efecto se potencia cuando se administran con otros depresores del SNC. A nivel perif\u00e9rico los ATC provocan efectos atrop\u00ednicos como sequedad de mucosas, midriasis, etc. Los f\u00e1rmacos inhibidores de la monoaminooxidasa (IMAO) tienen potencial de producir crisis hipertensivas porque inhiben el metabolismo de ciertas aminas simpaticomim\u00e9ticas como noradrenalina y tiramina. En cuanto a sus usos cl\u00ednicos, actualmente los f\u00e1rmacos inhibidores selectivos de la recaptura de serotonina (ISRS) y los nuevos heteroc\u00edclicos son los que m\u00e1s se usan para tratar la depresi\u00f3n mayor porque producen menos efectos adversos y son seguros a\u00fan en una sobredosis. Los IMAO se usan poco por los efectos adversos que producen. Los signos y s\u00edntomas de la intoxicaci\u00f3n de este grupo de f\u00e1rmacos se describen a continuaci\u00f3n.<\/p>\n<ul>\n<li><strong>IMAO:<\/strong> La sobredosis produce agitaci\u00f3n, hipertermia, estado comatoso y ataques, crisis hipertensivas despu\u00e9s de la ingesta de alimentos ricos en tiramina como quesos a\u00f1ejos, nueces, h\u00edgado de pollo, etc.<\/li>\n<li><strong>ATC:<\/strong> La sobredosis causa hiperpirexia, depresi\u00f3n respiratoria, hipotensi\u00f3n, coma, arritmias card\u00edacas y convulsiones (las 3 \u201cces\u201d)<\/li>\n<li><strong>ISRS:<\/strong> Si se administran junto con IMAO y\/o ATC, se puede presentar s\u00edndrome serotonin\u00e9rgico, caracterizado por rigidez muscular, hipertermia, inestabilidad cardiovascular y ataques epil\u00e9pticos.<\/li>\n<li><strong>HETEROCICLICOS:<\/strong> La sobredosificaci\u00f3n de amoxapina causa ataques epil\u00e9pticos y la de maprotilina causa ataques epil\u00e9pticos y cardiotoxicidad.<\/li>\n<\/ul>\n<p>La farmacocin\u00e9tica, farmacodinamia, efectos farmacol\u00f3gicos, aplicaciones cl\u00ednicas, interacciones farmacol\u00f3gicas y su toxicidad de los antidepresivos se muestran de manera resumida en el tabla II.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" data-attachment-id=\"10161\" data-permalink=\"https:\/\/blogs.ugto.mx\/enfermeriaenlinea\/unidad-didactica-5b-farmacologia-especial\/attachment\/222\/#main\" data-orig-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/222.png?fit=3113%2C6020&amp;ssl=1\" data-orig-size=\"3113,6020\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"222.\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/222.png?fit=155%2C300&amp;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/222.png?fit=530%2C1024&amp;ssl=1\" class=\"aligncenter wp-image-10161\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/222.png\" alt=\"\" width=\"1000\" height=\"1934\" \/><noscript><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"10161\" data-permalink=\"https:\/\/blogs.ugto.mx\/enfermeriaenlinea\/unidad-didactica-5b-farmacologia-especial\/attachment\/222\/#main\" data-orig-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/222.png?fit=3113%2C6020&amp;ssl=1\" data-orig-size=\"3113,6020\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"222.\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/222.png?fit=155%2C300&amp;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/222.png?fit=530%2C1024&amp;ssl=1\" class=\"aligncenter wp-image-10161\" src=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/222.png?resize=1000%2C1934&#038;ssl=1\" alt=\"\" width=\"1000\" height=\"1934\" srcset=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/222.png?w=3113&amp;ssl=1 3113w, https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/222.png?resize=155%2C300&amp;ssl=1 155w, https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/222.png?resize=768%2C1485&amp;ssl=1 768w, https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/222.png?resize=530%2C1024&amp;ssl=1 530w, https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/222.png?w=2400&amp;ssl=1 2400w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/noscript><\/p>\n<p><b>Tabla II.<\/b><span style=\"font-weight: 400\"> Farmacolog\u00eda de los Antidepresivos. Katzung, Farmacolog\u00eda b\u00e1sica y cl\u00ednica, 12va edici\u00f3n, 2013.<\/span><\/p>\n<h4>6.1.3 F\u00e1rmacos Antiepil\u00e9pticos o anticonvulsivos<\/h4>\n<p>Su uso cl\u00ednico depende del tipo espec\u00edfico de epilepsia:<\/p>\n<ul>\n<li>Crisis tonicocl\u00f3nicas generalizadas o parciales (Fenito\u00edna, carbamazepina, \u00e1cido valproico)<\/li>\n<li>Crisis de ausencia (Etosuximida, \u00e1cido valproico)<\/li>\n<li>Crisis miocl\u00f3nicas (\u00c1cido valproico)<\/li>\n<li>Estado epil\u00e9ptico (Diazepam, lorazepam, fenito\u00edna o fenobarbital)<\/li>\n<\/ul>\n<p>La farmacocin\u00e9tica, farmacodinamia, efectos farmacol\u00f3gicos, aplicaciones cl\u00ednicas, interacciones farmacol\u00f3gicas y su toxicidad de los sedantes hipn\u00f3ticos se muestran de manera resumida en el tabla III. Sin embargo, los siguientes aspectos son muy importantes a considerar en la anticoncepci\u00f3n oral durante el uso de f\u00e1rmacos antiepil\u00e9pticos.<\/p>\n<p>Los f\u00e1rmacos antiepil\u00e9pticos como fenobarbital, fenito\u00edna y carbamacepina son inductores enzim\u00e1ticos del Citocromo P450 (CYP) que metaboliza a los esteroides estrog\u00e9nicos pueden disminuir la eficacia de los anticonceptivos orales. Por lo anterior se recomienda que las pacientes tratadas con estos f\u00e1rmacos utilicen otro m\u00e9todo anticonceptivo para evitar el embarazo. Esto es importante por el efecto teratog\u00e9nico descrito para muchos f\u00e1rmacos antiepil\u00e9pticos.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" data-attachment-id=\"10163\" data-permalink=\"https:\/\/blogs.ugto.mx\/enfermeriaenlinea\/unidad-didactica-5b-farmacologia-especial\/attachment\/333\/#main\" data-orig-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/333.png?fit=3112%2C7133&amp;ssl=1\" data-orig-size=\"3112,7133\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"333.\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/333.png?fit=131%2C300&amp;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/333.png?fit=447%2C1024&amp;ssl=1\" class=\"wp-image-10163 aligncenter\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/333.png\" alt=\"\" width=\"1000\" height=\"2292\" \/><noscript><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"10163\" data-permalink=\"https:\/\/blogs.ugto.mx\/enfermeriaenlinea\/unidad-didactica-5b-farmacologia-especial\/attachment\/333\/#main\" data-orig-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/333.png?fit=3112%2C7133&amp;ssl=1\" data-orig-size=\"3112,7133\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"333.\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/333.png?fit=131%2C300&amp;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/333.png?fit=447%2C1024&amp;ssl=1\" class=\"wp-image-10163 aligncenter\" src=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/333.png?resize=1000%2C2292&#038;ssl=1\" alt=\"\" width=\"1000\" height=\"2292\" srcset=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/333.png?w=3112&amp;ssl=1 3112w, https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/333.png?resize=131%2C300&amp;ssl=1 131w, https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/333.png?resize=768%2C1760&amp;ssl=1 768w, https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/333.png?resize=447%2C1024&amp;ssl=1 447w, https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/333.png?w=2400&amp;ssl=1 2400w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/noscript><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" data-attachment-id=\"10155\" data-permalink=\"https:\/\/blogs.ugto.mx\/enfermeriaenlinea\/unidad-didactica-5b-farmacologia-especial\/3-1\/#main\" data-orig-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/3.1.png?fit=3111%2C7117&amp;ssl=1\" data-orig-size=\"3111,7117\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"3.1\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/3.1.png?fit=131%2C300&amp;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/3.1.png?fit=448%2C1024&amp;ssl=1\" class=\"wp-image-10155 aligncenter\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/3.1.png\" alt=\"\" width=\"1000\" height=\"2288\" \/><noscript><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"10155\" data-permalink=\"https:\/\/blogs.ugto.mx\/enfermeriaenlinea\/unidad-didactica-5b-farmacologia-especial\/3-1\/#main\" data-orig-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/3.1.png?fit=3111%2C7117&amp;ssl=1\" data-orig-size=\"3111,7117\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"3.1\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/3.1.png?fit=131%2C300&amp;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/3.1.png?fit=448%2C1024&amp;ssl=1\" class=\"wp-image-10155 aligncenter\" src=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/3.1.png?resize=1000%2C2288&#038;ssl=1\" alt=\"\" width=\"1000\" height=\"2288\" srcset=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/3.1.png?w=3111&amp;ssl=1 3111w, https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/3.1.png?resize=131%2C300&amp;ssl=1 131w, https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/3.1.png?resize=768%2C1757&amp;ssl=1 768w, https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/3.1.png?resize=448%2C1024&amp;ssl=1 448w, https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/3.1.png?w=2400&amp;ssl=1 2400w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/noscript><\/p>\n<h4><b>Tabla III.<\/b><span style=\"font-weight: 400\"> Farmacolog\u00eda de los Antiepil\u00e9pticos o Anticonvulsivos. Katzung, Farmacolog\u00eda b\u00e1sica y cl\u00ednica, 12va edici\u00f3n, 2013.<\/span><\/h4>\n<p><img loading=\"lazy\" decoding=\"async\" data-attachment-id=\"5655\" data-permalink=\"https:\/\/blogs.ugto.mx\/enfermeriaenlinea\/unidad-didactica-5b-farmacologia-especial\/parkinson2\/#main\" data-orig-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/parkinson2.jpg?fit=1280%2C720&amp;ssl=1\" data-orig-size=\"1280,720\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"Farm-UNI5B-FE-007\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/parkinson2.jpg?fit=300%2C169&amp;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/parkinson2.jpg?fit=1024%2C576&amp;ssl=1\" class=\"aligncenter wp-image-5655\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/parkinson2.jpg\" alt=\"\" width=\"600\" height=\"338\" \/><noscript><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"5655\" data-permalink=\"https:\/\/blogs.ugto.mx\/enfermeriaenlinea\/unidad-didactica-5b-farmacologia-especial\/parkinson2\/#main\" data-orig-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/parkinson2.jpg?fit=1280%2C720&amp;ssl=1\" data-orig-size=\"1280,720\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"Farm-UNI5B-FE-007\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/parkinson2.jpg?fit=300%2C169&amp;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/parkinson2.jpg?fit=1024%2C576&amp;ssl=1\" class=\"aligncenter wp-image-5655\" src=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/parkinson2.jpg?resize=600%2C338&#038;ssl=1\" alt=\"\" width=\"600\" height=\"338\" srcset=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/parkinson2.jpg?w=1280&amp;ssl=1 1280w, https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/parkinson2.jpg?resize=300%2C169&amp;ssl=1 300w, https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/parkinson2.jpg?resize=768%2C432&amp;ssl=1 768w, https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/parkinson2.jpg?resize=1024%2C576&amp;ssl=1 1024w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/noscript><\/p>\n<p>Imagen 3. Antiparkinsonianos.<\/p>\n<p>A este grupo de f\u00e1rmacos pertenecen:<\/p>\n<ul>\n<li>Levodopa<\/li>\n<li>Bromocriptina y pergolida<\/li>\n<li>Pramipexol y ropirinol<\/li>\n<li>Antimuscar\u00ednicos (benzotropina)<\/li>\n<li>Selegilina<\/li>\n<li>Entacapona y Tolcapona<\/li>\n<li>Amantadina<\/li>\n<\/ul>\n<p>En la enfermedad de parkinson hay disminuci\u00f3n de la actividad dopamin\u00e9rgica en el cuerpo estriado y acci\u00f3n colin\u00e9rgica excesiva. Estos f\u00e1rmacos producen un aumento de la actividad dopamin\u00e9rgica o disminuyen la actividad colin\u00e9rgica.<\/p>\n<p>En la mayor\u00eda de los pacientes tratados con levodopa, la efectividad del tratamiento empieza a disminuir despu\u00e9s de 5 a\u00f1os. \u00c9sta p\u00e9rdida de eficacia cl\u00ednica se puede deber a una degeneraci\u00f3n progresiva de las neuronas nigroestriadas hasta un punto en que quedan pocas terminaciones nerviosas disponibles para la conversi\u00f3n de levodopa a dopamina. O puede ser que la levodopa cause estr\u00e9s oxidativo lo que da lugar a neurotoxicidad.<\/p>\n<p>La farmacocin\u00e9tica, farmacodinamia, efectos farmacol\u00f3gicos, aplicaciones cl\u00ednicas, interacciones farmacol\u00f3gicas y toxicidad de los Antiparkinsonianos se muestran de manera resumida en el tabla IV.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" data-attachment-id=\"10165\" data-permalink=\"https:\/\/blogs.ugto.mx\/enfermeriaenlinea\/unidad-didactica-5b-farmacologia-especial\/attachment\/444\/#main\" data-orig-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/444.png?fit=3114%2C6699&amp;ssl=1\" data-orig-size=\"3114,6699\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"444\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/444.png?fit=139%2C300&amp;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/444.png?fit=476%2C1024&amp;ssl=1\" class=\"wp-image-10165 aligncenter\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/444.png\" alt=\"\" width=\"1000\" height=\"2151\" \/><noscript><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"10165\" data-permalink=\"https:\/\/blogs.ugto.mx\/enfermeriaenlinea\/unidad-didactica-5b-farmacologia-especial\/attachment\/444\/#main\" data-orig-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/444.png?fit=3114%2C6699&amp;ssl=1\" data-orig-size=\"3114,6699\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"444\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/444.png?fit=139%2C300&amp;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/444.png?fit=476%2C1024&amp;ssl=1\" class=\"wp-image-10165 aligncenter\" src=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/444.png?resize=1000%2C2151&#038;ssl=1\" alt=\"\" width=\"1000\" height=\"2151\" srcset=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/444.png?w=3114&amp;ssl=1 3114w, https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/444.png?resize=139%2C300&amp;ssl=1 139w, https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/444.png?resize=768%2C1652&amp;ssl=1 768w, https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/444.png?resize=476%2C1024&amp;ssl=1 476w, https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/444.png?w=2400&amp;ssl=1 2400w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/noscript><\/p>\n<p><b>Tabla IV.<\/b><span style=\"font-weight: 400\"> Farmacolog\u00eda de los Antiparkinsonianos y otros trastornos del movimiento. Katzung, Farmacolog\u00eda b\u00e1sica y cl\u00ednica, 12va edici\u00f3n, 2013.<\/span><\/p>\n<h4>6.1.5 F\u00e1rmacos Anest\u00e9sicos Generales<\/h4>\n<p><img loading=\"lazy\" decoding=\"async\" data-attachment-id=\"5656\" data-permalink=\"https:\/\/blogs.ugto.mx\/enfermeriaenlinea\/unidad-didactica-5b-farmacologia-especial\/historia-de-la-anestesia\/#main\" data-orig-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/Historia-de-la-anestesia.jpg?fit=600%2C400&amp;ssl=1\" data-orig-size=\"600,400\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"Farm-UNI5B-FE-0010\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/Historia-de-la-anestesia.jpg?fit=300%2C200&amp;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/Historia-de-la-anestesia.jpg?fit=600%2C400&amp;ssl=1\" class=\"aligncenter size-full wp-image-5656\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/Historia-de-la-anestesia.jpg\" alt=\"\" width=\"600\" height=\"400\" \/><noscript><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"5656\" data-permalink=\"https:\/\/blogs.ugto.mx\/enfermeriaenlinea\/unidad-didactica-5b-farmacologia-especial\/historia-de-la-anestesia\/#main\" data-orig-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/Historia-de-la-anestesia.jpg?fit=600%2C400&amp;ssl=1\" data-orig-size=\"600,400\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"Farm-UNI5B-FE-0010\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/Historia-de-la-anestesia.jpg?fit=300%2C200&amp;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/Historia-de-la-anestesia.jpg?fit=600%2C400&amp;ssl=1\" class=\"aligncenter size-full wp-image-5656\" src=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/Historia-de-la-anestesia.jpg?resize=600%2C400&#038;ssl=1\" alt=\"\" width=\"600\" height=\"400\" srcset=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/Historia-de-la-anestesia.jpg?w=600&amp;ssl=1 600w, https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/Historia-de-la-anestesia.jpg?resize=300%2C200&amp;ssl=1 300w, https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/Historia-de-la-anestesia.jpg?resize=272%2C182&amp;ssl=1 272w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/noscript><\/p>\n<p>Imagen 4. Anestesia general.<\/p>\n<p>La anestesia general que se caracteriza por producir inconsciencia, analgesia, amnesia, relajaci\u00f3n muscular y p\u00e9rdida de los reflejos. Para lograr lo anterior los f\u00e1rmacos anest\u00e9sicos generales se combinan con f\u00e1rmacos analg\u00e9sicos de acci\u00f3n central como los opi\u00e1ceos, miorrelajantes y ansiol\u00edticos como los benzodiacepinas, relajantes de m\u00fasculo esquel\u00e9ticos como atracurio, etc.<\/p>\n<p>Este grupo de f\u00e1rmacos se clasifican o dividen en:<\/p>\n<ul>\n<li><strong>Anest\u00e9sicos inhalados<\/strong> (\u00d3xido nitroso, desflurano, sevoflurano, enflurano, halotano).<\/li>\n<li><strong>Anest\u00e9sicos intravenosos<\/strong> (Tiopental, midazolam, fentanil, propofol, ketamina)<\/li>\n<\/ul>\n<p><strong>Anest\u00e9sicos inhalados:<\/strong><\/p>\n<p>Estos f\u00e1rmacos producen efecto depresor sobre el Sistema Nervioso Central (SNC), bloqueando los canales de sodio o mediante la activaci\u00f3n de los receptores del GABA, o ambos. El valor de la concentraci\u00f3n alveolar m\u00ednima del anest\u00e9sico (MAC) es inversamente proporcional a la potencia anest\u00e9sica del gas utilizado. El MAC se utiliza para calcular la dosis. El \u00edndice de solubilidad sangre\/gas determina la rapidez de inicio de efecto y recuperaci\u00f3n. Los que tienen valores peque\u00f1os de este \u00edndice como el \u00f3xido nitroso tienen un inicio de acci\u00f3n muy r\u00e1pido y una duraci\u00f3n corta del efecto anest\u00e9sico.<\/p>\n<p><strong>Anest\u00e9sicos intravenosos:\u00a0<\/strong><\/p>\n<ul>\n<li><strong>Tiopental:<\/strong> Es un barbit\u00farico que produce sus efectos anest\u00e9sicos muy r\u00e1pidos pero su duraci\u00f3n es muy corta porque al ser muy liposoluble se redistribuye r\u00e1pidamente del cerebro a otros tejidos.<\/li>\n<li><strong>Midazolam:<\/strong> Es un benzodiacepina con efectos amn\u00e9sicos y miorrelajantes, en caso de que el paciente presente depresi\u00f3n de la funci\u00f3n respiratoria se puede revertir administrando flumazenil.<\/li>\n<li><strong>Propofol:<\/strong> Este f\u00e1rmaco presenta un inicio de acci\u00f3n y recuperaci\u00f3n del efecto anest\u00e9sico r\u00e1pido, adem\u00e1s produce efectos antiem\u00e9ticos.<\/li>\n<li><strong>Ketamina:<\/strong> Causa anestesia disociativa.<\/li>\n<\/ul>\n<h4>6.1.6 F\u00e1rmacos Anest\u00e9sicos Locales<\/h4>\n<p>Estos f\u00e1rmacos son muy utilizados en la cl\u00ednica. Su efecto anest\u00e9sico lo producen al bloquear los canales de sodio presentes en el interior de las membranas excitables de las fibras nerviosas. Las fibras de di\u00e1metro peque\u00f1o que disparan impulsos nerviosos con gran frecuencia son las m\u00e1s sensibles.<\/p>\n<p>Algunos aspectos importantes a mencionar son los siguientes: Los anest\u00e9sicos de tipo \u00e9ster como la proca\u00edna, se inactivan los por las colinesterasas plasm\u00e1ticas, en cambio los anest\u00e9sicos de tipo amida como la lidoca\u00edna se inactivan por enzimas hep\u00e1ticas.<\/p>\n<p>Estos f\u00e1rmacos generalmente se administran combinados con adrenalina para que este agonista alfa adren\u00e9rgico cause vasoconstricci\u00f3n y as\u00ed el anest\u00e9sico se absorba lentamente en el sitio de donde se aplic\u00f3.<\/p>\n<p>La farmacocin\u00e9tica, farmacodinamia, efectos farmacol\u00f3gicos, aplicaciones cl\u00ednicas, interacciones farmacol\u00f3gicas y su toxicidad de los anest\u00e9sicos locales se muestran de manera resumida en el tabla V.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" data-attachment-id=\"10171\" data-permalink=\"https:\/\/blogs.ugto.mx\/enfermeriaenlinea\/unidad-didactica-5b-farmacologia-especial\/attachment\/555\/#main\" data-orig-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/555.png?fit=3112%2C3361&amp;ssl=1\" data-orig-size=\"3112,3361\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"555\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/555.png?fit=278%2C300&amp;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/555.png?fit=948%2C1024&amp;ssl=1\" class=\"wp-image-10171 aligncenter\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/555.png\" alt=\"\" width=\"1000\" height=\"1080\" \/><noscript><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"10171\" data-permalink=\"https:\/\/blogs.ugto.mx\/enfermeriaenlinea\/unidad-didactica-5b-farmacologia-especial\/attachment\/555\/#main\" data-orig-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/555.png?fit=3112%2C3361&amp;ssl=1\" data-orig-size=\"3112,3361\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"555\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/555.png?fit=278%2C300&amp;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/555.png?fit=948%2C1024&amp;ssl=1\" class=\"wp-image-10171 aligncenter\" src=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/555.png?resize=1000%2C1080&#038;ssl=1\" alt=\"\" width=\"1000\" height=\"1080\" srcset=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/555.png?w=3112&amp;ssl=1 3112w, https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/555.png?resize=278%2C300&amp;ssl=1 278w, https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/555.png?resize=768%2C829&amp;ssl=1 768w, https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/555.png?resize=948%2C1024&amp;ssl=1 948w, https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/555.png?w=2400&amp;ssl=1 2400w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/noscript><\/p>\n<p><b>Tabla V.<\/b><span style=\"font-weight: 400\"> Farmacolog\u00eda de los Anest\u00e9sicos Locales. Katzung, Farmacolog\u00eda b\u00e1sica y cl\u00ednica, 12va edici\u00f3n, 2013.<\/span><\/p>\n<h4>6.1.7 F\u00e1rmacos Relajantes Musculares<\/h4>\n<p>Estos f\u00e1rmacos se utilizan para provocar par\u00e1lisis muscular y facilitar la cirug\u00eda o la ventilaci\u00f3n asistida. Los f\u00e1rmacos espasmol\u00edticos disminuyen tono muscular que surge durante las disfunciones neurol\u00f3gicas o enfermedades musculares<\/p>\n<p><strong>Clasificaci\u00f3n de Relajantes Musculares\u00a0<\/strong><\/p>\n<ul>\n<li>No Despolarizantes (tubocurarnina, atracurio, mivacurio, pancuronio, vecuronio)<\/li>\n<li>Despolarizantes (Succinilcolina)<\/li>\n<li>Espasmol\u00edticos (Diazepam, baclofeno, dantroleno, ciclobenzaprina)<\/li>\n<\/ul>\n<p>Los protocolos de anestesia que utilizan agentes halogenados inhalados combinados con relajantes musculares como la tubocurarina y succinilcolina pueden ocasionar hipertermia maligna, este efecto adverso es raro y pone en peligro la vida del paciente. Se caracteriza por rigidez muscular, labilidad aut\u00f3noma y ataques por la liberaci\u00f3n descontrolada de calcio del ret\u00edculo sarcopl\u00e1smico. El dantroleno se utiliza en el tratamiento de la hipertermia maligna ya que bloquea la liberaci\u00f3n de calcio.<\/p>\n<p>La farmacocin\u00e9tica, farmacodinamia, efectos farmacol\u00f3gicos, aplicaciones cl\u00ednicas, interacciones farmacol\u00f3gicas y su toxicidad de los relajantes musculares se muestran de manera resumida en el tabla VI.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" data-attachment-id=\"10172\" data-permalink=\"https:\/\/blogs.ugto.mx\/enfermeriaenlinea\/unidad-didactica-5b-farmacologia-especial\/attachment\/777\/#main\" data-orig-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/777.png?fit=3115%2C6160&amp;ssl=1\" data-orig-size=\"3115,6160\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"777\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/777.png?fit=152%2C300&amp;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/777.png?fit=518%2C1024&amp;ssl=1\" class=\"wp-image-10172 aligncenter\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/777.png\" alt=\"\" width=\"1000\" height=\"1978\" \/><noscript><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"10172\" data-permalink=\"https:\/\/blogs.ugto.mx\/enfermeriaenlinea\/unidad-didactica-5b-farmacologia-especial\/attachment\/777\/#main\" data-orig-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/777.png?fit=3115%2C6160&amp;ssl=1\" data-orig-size=\"3115,6160\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"777\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/777.png?fit=152%2C300&amp;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/777.png?fit=518%2C1024&amp;ssl=1\" class=\"wp-image-10172 aligncenter\" src=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/777.png?resize=1000%2C1978&#038;ssl=1\" alt=\"\" width=\"1000\" height=\"1978\" srcset=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/777.png?w=3115&amp;ssl=1 3115w, https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/777.png?resize=152%2C300&amp;ssl=1 152w, https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/777.png?resize=768%2C1519&amp;ssl=1 768w, https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/777.png?resize=518%2C1024&amp;ssl=1 518w, https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/777.png?w=2400&amp;ssl=1 2400w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/noscript><\/p>\n<p><b>Tabla VI.<\/b><span style=\"font-weight: 400\"> Farmacolog\u00eda de los Relajantes Musculares.Katzung. Farmacolog\u00eda b\u00e1sica y cl\u00ednica, 12va edici\u00f3n, 2013.<\/span><\/p>\n<p>6.1.9 F\u00e1rmacos Analg\u00e9sicos opioides.<br \/>\n<img loading=\"lazy\" decoding=\"async\" data-attachment-id=\"5657\" data-permalink=\"https:\/\/blogs.ugto.mx\/enfermeriaenlinea\/unidad-didactica-5b-farmacologia-especial\/morphine\/#main\" data-orig-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/morphine.png?fit=450%2C285&amp;ssl=1\" data-orig-size=\"450,285\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"Farm-UNI5B-FE-0013\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/morphine.png?fit=300%2C190&amp;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/morphine.png?fit=450%2C285&amp;ssl=1\" class=\"aligncenter wp-image-5657\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/morphine.png\" alt=\"\" width=\"600\" height=\"380\" \/><noscript><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"5657\" data-permalink=\"https:\/\/blogs.ugto.mx\/enfermeriaenlinea\/unidad-didactica-5b-farmacologia-especial\/morphine\/#main\" data-orig-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/morphine.png?fit=450%2C285&amp;ssl=1\" data-orig-size=\"450,285\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"Farm-UNI5B-FE-0013\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/morphine.png?fit=300%2C190&amp;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/morphine.png?fit=450%2C285&amp;ssl=1\" class=\"aligncenter wp-image-5657\" src=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/morphine.png?resize=600%2C380&#038;ssl=1\" alt=\"\" width=\"600\" height=\"380\" srcset=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/morphine.png?w=450&amp;ssl=1 450w, https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/morphine.png?resize=300%2C190&amp;ssl=1 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/noscript><\/p>\n<p>Imagen 5.\u00a0 Analg\u00e9sicos de acci\u00f3n central.<\/p>\n<p>A este grupo de f\u00e1rmacos pertenecen:<\/p>\n<ul>\n<li>Agonistas fuertes (Morfina, meperidina, metadona, fentanil)<\/li>\n<li>Agonistas moderados (Code\u00edna, oxicodona, hidrocodona)<\/li>\n<li>Agonista d\u00e9bil (propoxifeno)<\/li>\n<\/ul>\n<p>Estos f\u00e1rmacos producen sus efectos sobre el Sistema Nervioso Central (SNC) al activar receptores mu, kappa y delta. En cuanto a la analgesia los opioides producen efectos espinales y supraespinales.<\/p>\n<p>Con su uso cr\u00f3nico, los opi\u00e1ceos producen tolerancia y dependencia f\u00edsica y psicol\u00f3gica. S\u00ed el uso de estos f\u00e1rmacos se suspende de manera brusca se presenta el s\u00edndrome de abstinencia caracterizado por bostezos, escalofr\u00edos, piloerecci\u00f3n, rinorrea, lagrimeo, agitaci\u00f3n, calambres gastrointestinales graves.<\/p>\n<p>La sobredosis de estos agentes produce hipotensi\u00f3n, depresi\u00f3n respiratoria grave, coma y muerte por paro respiratorio. La naloxona se emplea como antagonista para revertir la depresi\u00f3n de la funci\u00f3n respiratoria. Es importante considerar que la administraci\u00f3n de naloxona en adictos a opi\u00e1ceos puede precipitar el s\u00edndrome de abstinencia.<\/p>\n<p>La farmacocin\u00e9tica, farmacodinamia, efectos farmacol\u00f3gicos, aplicaciones cl\u00ednicas, interacciones farmacol\u00f3gicas y su toxicidad de los analg\u00e9sicos opioides se muestran de manera resumida en el tabla VII.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" data-attachment-id=\"10174\" data-permalink=\"https:\/\/blogs.ugto.mx\/enfermeriaenlinea\/unidad-didactica-5b-farmacologia-especial\/attachment\/88\/#main\" data-orig-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/88.png?fit=3114%2C5633&amp;ssl=1\" data-orig-size=\"3114,5633\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"88\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/88.png?fit=166%2C300&amp;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/88.png?fit=566%2C1024&amp;ssl=1\" class=\"wp-image-10174 aligncenter\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/88.png\" alt=\"\" width=\"1000\" height=\"1809\" \/><noscript><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"10174\" data-permalink=\"https:\/\/blogs.ugto.mx\/enfermeriaenlinea\/unidad-didactica-5b-farmacologia-especial\/attachment\/88\/#main\" data-orig-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/88.png?fit=3114%2C5633&amp;ssl=1\" data-orig-size=\"3114,5633\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"88\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/88.png?fit=166%2C300&amp;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/88.png?fit=566%2C1024&amp;ssl=1\" class=\"wp-image-10174 aligncenter\" src=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/88.png?resize=1000%2C1809&#038;ssl=1\" alt=\"\" width=\"1000\" height=\"1809\" srcset=\"https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/88.png?w=3114&amp;ssl=1 3114w, https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/88.png?resize=166%2C300&amp;ssl=1 166w, https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/88.png?resize=768%2C1389&amp;ssl=1 768w, https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/88.png?resize=566%2C1024&amp;ssl=1 566w, https:\/\/i0.wp.com\/blogs.ugto.mx\/enfermeriaenlinea\/wp-content\/uploads\/sites\/43\/2018\/03\/88.png?w=2400&amp;ssl=1 2400w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/noscript><\/p>\n<p><b>Tabla VII.<\/b><span style=\"font-weight: 400\"> Farmacolog\u00eda de los Ananalg\u00e9sicos Opioides. Katzung, Farmacolog\u00eda b\u00e1sica y cl\u00ednica, 12va edici\u00f3n, 2013.<\/span><\/p>\n<p>En la pr\u00e1ctica cl\u00ednica es muy importante conocer los aspectos farmacol\u00f3gicos m\u00e1s relevantes de cada f\u00e1rmaco con acci\u00f3n sobre el sistema nervioso central para predecir sus efectos farmacol\u00f3gicos y adversos y realizar los cuidados de enfermer\u00eda adecuados para cada paciente.<\/p>\n<p>Para conocer m\u00e1s sobre el tema e invito a leer de los cap\u00edtulos 22 al 31 del documento adjunto en archivos pdf: Farmacolog\u00eda b\u00e1sica y cl\u00ednica de Katzung.<\/p>\n<h2>CONCLUSI\u00d3N<\/h2>\n<p>Los f\u00e1rmacos que act\u00faan sobre el sistema nervioso central tienen diferentes aplicaciones en la cl\u00ednica, debido a deprimen o activan las funciones del SNC. Por lo que dependiendo de la situaci\u00f3n cl\u00ednica del paciente se seleccionar\u00e1 el m\u00e1s adecuado para \u00e9l.<\/p>\n<h2>BIBLIOGRAF\u00cdA CONSULTADA<\/h2>\n<p>B\u00e1sica:<\/p>\n<ul>\n<li>Katzung Bertram Farmacolog\u00eda B\u00e1sica y Cl\u00ednica. 12va edici\u00f3n. Editorial McGraw- Hill. M\u00e9xico, 2013<\/li>\n<li>Goodman y Las Bases Farmacol\u00f3gicas de la Terap\u00e9utica. Editorial Panamericana, 12va edici\u00f3n. Editorial McGraw-Hill, M\u00e9xico 2012<\/li>\n<li>Ru\u00edz Fundamentos de Farmacolog\u00eda. 2da edici\u00f3n. Editorial Panamericana, M\u00e9xico, 2012.<\/li>\n<li>Florez, Armijo JA., Mediavilla A. Farmacolog\u00eda Humana. 6ta edici\u00f3n, Editorial Elsevier Masson, Barcelona Espa\u00f1a 2013.<\/li>\n<\/ul>\n<p>Complementaria:<\/p>\n<ul>\n<li>Katzung BG and Trevor USMLE ROAD MAP Farmacolog\u00eda. 2da edici\u00f3n, Editorial Mc Graw-Hill, 2007.<\/li>\n<li>Farmacolog\u00eda en Enfermer\u00eda, Casos Cl\u00ednicos. 1ra edici\u00f3n. Editorial Panamericana, 2012<\/li>\n<li>Gu\u00eda farmacol\u00f3gica para profesionales de enfermer\u00eda. 10ma edici\u00f3n. Editorial McGraw-Hill, 2008.<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>INTRODUCCI\u00d3N \u00a1Hola! en esta semana vamos revisar los f\u00e1rmacos que act\u00faan sobre el sistema nervioso central (SNC). De cada grupo revisaremos sus propiedades farmacocin\u00e9ticas, farmacodin\u00e1micas, as\u00ed como sus efectos farmacol\u00f3gicos, aplicaciones cl\u00ednicas, sus efectos adversos, interacciones farmacol\u00f3gicas, contraindicaciones, sus v\u00edas de administraci\u00f3n y sus formas farmac\u00e9uticas disponibles. El objetivo final de esta clase es que &#8230; <a title=\"Unidad did\u00e1ctica 5B: Farmacolog\u00eda especial\" class=\"read-more\" href=\"https:\/\/blogs.ugto.mx\/enfermeriaenlinea\/unidad-didactica-5b-farmacologia-especial\/\" aria-label=\"Leer m\u00e1s sobre Unidad did\u00e1ctica 5B: Farmacolog\u00eda especial\">Leer m\u00e1s<\/a><\/p>\n","protected":false},"author":111,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_crdt_document":"","episode_type":"","audio_file":"","podmotor_file_id":"","podmotor_episode_id":"","cover_image":"","cover_image_id":"","duration":"","filesize":"","filesize_raw":"","date_recorded":"","explicit":"","block":"","itunes_episode_number":"","itunes_title":"","itunes_season_number":"","itunes_episode_type":"","jetpack_post_was_ever_published":false,"footnotes":""},"categories":[21],"tags":[],"class_list":["post-1996","post","type-post","status-publish","format-standard","hentry","category-farmacologia"],"acf":[],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/p9Pe0m-wc","jetpack-related-posts":[],"_links":{"self":[{"href":"https:\/\/blogs.ugto.mx\/enfermeriaenlinea\/wp-json\/wp\/v2\/posts\/1996","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blogs.ugto.mx\/enfermeriaenlinea\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blogs.ugto.mx\/enfermeriaenlinea\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blogs.ugto.mx\/enfermeriaenlinea\/wp-json\/wp\/v2\/users\/111"}],"replies":[{"embeddable":true,"href":"https:\/\/blogs.ugto.mx\/enfermeriaenlinea\/wp-json\/wp\/v2\/comments?post=1996"}],"version-history":[{"count":21,"href":"https:\/\/blogs.ugto.mx\/enfermeriaenlinea\/wp-json\/wp\/v2\/posts\/1996\/revisions"}],"predecessor-version":[{"id":10238,"href":"https:\/\/blogs.ugto.mx\/enfermeriaenlinea\/wp-json\/wp\/v2\/posts\/1996\/revisions\/10238"}],"wp:attachment":[{"href":"https:\/\/blogs.ugto.mx\/enfermeriaenlinea\/wp-json\/wp\/v2\/media?parent=1996"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blogs.ugto.mx\/enfermeriaenlinea\/wp-json\/wp\/v2\/categories?post=1996"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blogs.ugto.mx\/enfermeriaenlinea\/wp-json\/wp\/v2\/tags?post=1996"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}