{"id":27837,"date":"2025-10-07T16:51:47","date_gmt":"2025-10-07T23:51:47","guid":{"rendered":"https:\/\/ameripharmaspecialty.com\/?p=27837"},"modified":"2026-04-23T14:07:07","modified_gmt":"2026-04-23T21:07:07","slug":"usos-dosis-efectos-secundarios-modo-de-accion-y-mas-de-imfinzi","status":"publish","type":"post","link":"https:\/\/ameripharmaspecialty.com\/es\/cancer\/imfinzi-uses-dosage-side-effects-mode-of-action-and-more\/","title":{"rendered":"Imfinzi: Usos, dosis, efectos secundarios, modo de acci\u00f3n y m\u00e1s"},"content":{"rendered":"<p class=\"wp-block-paragraph\">Imfinzi (pronunciado <em>im-FIN-zee<\/em>) es un tipo de f\u00e1rmaco de inmunoterapia que se utiliza en el tratamiento del c\u00e1ncer y se administra por infusi\u00f3n intravenosa. Este medicamento no destruye directamente las c\u00e9lulas cancerosas, sino que ayuda al sistema inmunitario a encontrarlas y atacarlas.&nbsp;<\/p>\n\n\n\n<div  id=\"call-to-action-e7c0b186096723ef416c70ac947e7c7e\" style=\"\" class=\"ct_call_to_action\">\n\t<div class=\"container\">\n\t\t<div class=\"block-wrap cta\">\n\t\t\t<div class=\"block-column\">\n\t\t\t\t<div class=\"cta_headings\">\n\t\t\t\t\t\t\t\t\t\t\t<h4 class=\"cta__heading\">\n\t\t\t\t\t\t\tObtenga asistencia financiera\t\t\t\t\t\t<\/h4>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<span class=\"cta_btn\">\n\t\t\t\t\t\t<a href=\"tel:8777780318\">(877) 778-0318<\/a>\n\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t<\/div>\n\n\t\t<\/div>\n\t<\/div>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\">El Imfinzi (durvalumab) fue aprobado por primera vez por la FDA en 2017 para el tratamiento del c\u00e1ncer de vejiga localmente avanzado o metast\u00e1sico. Desde entonces, ha recibido aprobaci\u00f3n para el tratamiento de otros tipos de c\u00e1ncer en adultos.&nbsp;&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Mientras que Imfinzi <a href=\"https:\/\/www.cancer.gov\/news-events\/cancer-currents-blog\/2024\/small-cell-lung-cancer-imfinzi-increases-survival\">mejora las tasas de supervivencia<\/a>Tambi\u00e9n conlleva efectos adversos. Contin\u00fae leyendo para comprender su uso, dosis recomendada, efectos secundarios, mecanismo de acci\u00f3n y m\u00e1s.&nbsp;<\/p>\n\n\n\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_85 counter-hierarchy ez-toc-counter ez-toc-custom ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Alternar tabla de contenido\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Palanca<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/ameripharmaspecialty.com\/es\/cancer\/imfinzi-uses-dosage-side-effects-mode-of-action-and-more\/#Important_Safety_Information\" >Informaci\u00f3n importante de seguridad<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/ameripharmaspecialty.com\/es\/cancer\/imfinzi-uses-dosage-side-effects-mode-of-action-and-more\/#Imfinzi_Uses_or_Indications\" >Imfinzi: Usos o indicaciones<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/ameripharmaspecialty.com\/es\/cancer\/imfinzi-uses-dosage-side-effects-mode-of-action-and-more\/#Mechanism_of_Action_MOA\" >Mecanismo de acci\u00f3n (MOA)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/ameripharmaspecialty.com\/es\/cancer\/imfinzi-uses-dosage-side-effects-mode-of-action-and-more\/#Dosage_Form_and_Administration\" >Forma farmac\u00e9utica y administraci\u00f3n<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/ameripharmaspecialty.com\/es\/cancer\/imfinzi-uses-dosage-side-effects-mode-of-action-and-more\/#Recommended_Dosage_for_Cancer_Patients\" >Dosis recomendada para pacientes con c\u00e1ncer<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/ameripharmaspecialty.com\/es\/cancer\/imfinzi-uses-dosage-side-effects-mode-of-action-and-more\/#1_Imfinzi_Dosage_for_Non-Small_Cell_Lung_Cancer_NSCLC\" >1. Dosis de Imfinzi para el c\u00e1ncer de pulm\u00f3n de c\u00e9lulas no peque\u00f1as (CPCNP)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/ameripharmaspecialty.com\/es\/cancer\/imfinzi-uses-dosage-side-effects-mode-of-action-and-more\/#2_Imfinzi_Dosage_for_Small_Cell_Lung_Cancer_SCLC\" >2. Dosis de Imfinzi para el c\u00e1ncer de pulm\u00f3n de c\u00e9lulas peque\u00f1as (CPCP)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/ameripharmaspecialty.com\/es\/cancer\/imfinzi-uses-dosage-side-effects-mode-of-action-and-more\/#3_Imfinzi_Dosage_for_Biliary_Tract_Cancer_BTC\" >3. Dosis de Imfinzi para el c\u00e1ncer de v\u00edas biliares (BTC)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/ameripharmaspecialty.com\/es\/cancer\/imfinzi-uses-dosage-side-effects-mode-of-action-and-more\/#4_Imfinzi_Dosage_for_Hepatocellular_Carcinoma\" >4. Dosis de Imfinzi para el carcinoma hepatocelular<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/ameripharmaspecialty.com\/es\/cancer\/imfinzi-uses-dosage-side-effects-mode-of-action-and-more\/#5_Imfinzi_Dosage_for_Endometrial_Cancer_dMMR\" >5. Dosis de Imfinzi para el c\u00e1ncer de endometrio (dMMR)<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/ameripharmaspecialty.com\/es\/cancer\/imfinzi-uses-dosage-side-effects-mode-of-action-and-more\/#Side_Effects\" >Efectos secundarios<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/ameripharmaspecialty.com\/es\/cancer\/imfinzi-uses-dosage-side-effects-mode-of-action-and-more\/#Information_to_Tell_Your_Doctor_Before_Taking_Imfinzi\" >Informaci\u00f3n que debe decirle a su m\u00e9dico antes de tomar Imfinzi<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Important_Safety_Information\"><\/span><strong>Informaci\u00f3n importante de seguridad<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Dado que el Imfinzi ayuda al sistema inmunitario a combatir el c\u00e1ncer, tambi\u00e9n puede provocar que este ataque tejidos u \u00f3rganos sanos, lo que podr\u00eda afectar su funcionamiento. Esto puede provocar problemas graves o incluso mortales, e incluso la muerte. Estos problemas pueden presentarse en cualquier momento durante el tratamiento o incluso despu\u00e9s de su finalizaci\u00f3n.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Imfinzi_Uses_or_Indications\"><\/span><strong>Imfinzi: Usos o indicaciones<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">El Imfinzi se prescribe cuando el c\u00e1ncer est\u00e1 avanzado, se ha diseminado, no se puede extirpar completamente mediante cirug\u00eda o ha reaparecido tras un tratamiento previo. Est\u00e1 indicado para tratar a pacientes con los siguientes tipos de c\u00e1ncer:&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/lcfamerica.org\/about-lung-cancer\/diagnosis\/types\/small-cell-lung-cancer\/\">C\u00e1ncer de pulm\u00f3n de c\u00e9lulas peque\u00f1as<\/a> (SCLC)<\/li>\n\n\n\n<li>C\u00e1ncer de pulm\u00f3n de c\u00e9lulas no peque\u00f1as (CPCNP)<\/li>\n\n\n\n<li>C\u00e1ncer de las v\u00edas biliares (CVB), que incluye el c\u00e1ncer de los conductos biliares y la ves\u00edcula biliar.<\/li>\n\n\n\n<li>carcinoma hepatocelular (CHC)<\/li>\n\n\n\n<li>C\u00e1ncer de vejiga con invasi\u00f3n muscular (MIBC)<\/li>\n\n\n\n<li>C\u00e1ncer de endometrio (dMMR)<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Imfinzi se puede utilizar solo (como monoterapia) o combinado con otras inmunoterapias (por ejemplo, Imjudo) o quimioterapia, dependiendo del tipo de c\u00e1ncer que se est\u00e9 tratando.&nbsp;<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Mechanism_of_Action_MOA\"><\/span><strong>Mecanismo de acci\u00f3n (MOA)<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">El sistema inmunitario puede reconocer y atacar las c\u00e9lulas da\u00f1inas, incluidas las cancerosas. Sin embargo, algunas c\u00e9lulas cancerosas desarrollan cambios gen\u00e9ticos y producen una prote\u00edna llamada PD-L1 (Ligando de Muerte Programada 1).&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Esta prote\u00edna (PD-L1) tambi\u00e9n est\u00e1 presente en la superficie de las c\u00e9lulas sanas, lo que suele actuar como una se\u00f1al de seguridad para evitar que el sistema inmunitario las ataque. Las c\u00e9lulas cancerosas, por otro lado, tambi\u00e9n comienzan a producir una gran cantidad de PD-L1, lo que les permite ocultarse del sistema inmunitario y seguir multiplic\u00e1ndose.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Durvalumab, el principio activo de Imfinzi, es un anticuerpo bloqueador de PD-L1 y pertenece a la clase de inhibidores de puntos de control inmunitario. Durvalumab act\u00faa bloqueando la prote\u00edna PD-L1, que ayuda a las c\u00e9lulas inmunitarias, especialmente a los linfocitos T, a encontrar, reconocer y atacar las c\u00e9lulas cancerosas.&nbsp;<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Dosage_Form_and_Administration\"><\/span><strong>Forma farmac\u00e9utica y administraci\u00f3n<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"alignright size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"420\" height=\"227\" src=\"https:\/\/ameripharmaspecialty.com\/wp-content\/uploads\/2025\/10\/infusion.jpg\" alt=\"Paciente recibiendo una infusi\u00f3n en casa.\" class=\"wp-image-27839\" srcset=\"https:\/\/ameripharmaspecialty.com\/wp-content\/uploads\/2025\/10\/infusion.jpg 420w, https:\/\/ameripharmaspecialty.com\/wp-content\/uploads\/2025\/10\/infusion-300x162.jpg 300w, https:\/\/ameripharmaspecialty.com\/wp-content\/uploads\/2025\/10\/infusion-18x10.jpg 18w, https:\/\/ameripharmaspecialty.com\/wp-content\/uploads\/2025\/10\/infusion-86x46.jpg 86w, https:\/\/ameripharmaspecialty.com\/wp-content\/uploads\/2025\/10\/infusion-167x90.jpg 167w, https:\/\/ameripharmaspecialty.com\/wp-content\/uploads\/2025\/10\/infusion-280x151.jpg 280w, https:\/\/ameripharmaspecialty.com\/wp-content\/uploads\/2025\/10\/infusion-370x200.jpg 370w\" sizes=\"auto, (max-width: 420px) 100vw, 420px\" \/><\/figure>\n<\/div>\n\n\n<p class=\"wp-block-paragraph\">Imfinzi est\u00e1 disponible como soluci\u00f3n l\u00edquida en viales monodosis. Cada vial contiene 50 mg\/ml de soluci\u00f3n de Imfinzi. Los viales monodosis vienen en dos tama\u00f1os:&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>120 mg\/2,4 ml<\/li>\n\n\n\n<li>500 mg\/10 ml<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">El medicamento se administra mediante infusi\u00f3n intravenosa por un profesional sanitario. En las infusiones intravenosas, el medicamento se inyecta lentamente en una vena durante un tiempo determinado. La infusi\u00f3n de Imfinzi suele tardar una hora en completarse.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Recommended_Dosage_for_Cancer_Patients\"><\/span><strong>Dosis recomendada para pacientes con c\u00e1ncer<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">La dosis de Imfinzi (Durvalumab) depende del tipo de c\u00e1ncer que se est\u00e9 tratando, del peso corporal del paciente (kg) y de si este medicamento se administra solo o combinado con otras terapias.&nbsp;<\/p>\n\n\n\n<div  id=\"call-to-action-9044eeda2015c12bb3c740f4ff197870\" style=\"\" class=\"ct_call_to_action\">\n\t<div class=\"container\">\n\t\t<div class=\"block-wrap cta\">\n\t\t\t<div class=\"block-column\">\n\t\t\t\t<div class=\"cta_headings\">\n\t\t\t\t\t\t\t\t\t\t\t<h4 class=\"cta__heading\">\n\t\t\t\t\t\t\tHabla con un especialista\t\t\t\t\t\t<\/h4>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"cta__sub__heading\">\n\t\t\t\t\t\t\tAcerca de la asistencia para copagos\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<span class=\"cta_btn\">\n\t\t\t\t\t\t<a href=\"#form\">Programar una consulta<\/a>\n\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t<\/div>\n\n\t\t<\/div>\n\t<\/div>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\">Las siguientes son las dosis recomendadas de Imfinzi para pacientes adultos con ciertos tipos de c\u00e1ncer.&nbsp;<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1_Imfinzi_Dosage_for_Non-Small_Cell_Lung_Cancer_NSCLC\"><\/span>1. <strong>Dosis de Imfinzi para el c\u00e1ncer de pulm\u00f3n de c\u00e9lulas no peque\u00f1as (CPCNP)<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">La dosis de Imfinzi se prescribe seg\u00fan si el CPCNP es irresecable (no se puede extirpar quir\u00fargicamente) o metast\u00e1sico (se ha propagado a otras partes del cuerpo). Imfinzi se administra junto con otros tratamientos contra el c\u00e1ncer con dosis y frecuencias variables.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sin embargo, la dosis que se prescribe habitualmente para el c\u00e1ncer de pulm\u00f3n de c\u00e9lulas no peque\u00f1as es una infusi\u00f3n de 10 mg\/kg cada 2 semanas.<strong> <\/strong>o<strong> <\/strong>1500 mg cada 4 semanas (si pesa \u2265 30 kg). Si pesa &lt; 30 kg, se administrar\u00e1 una dosis de 10 mg\/kg cada 2 semanas.&nbsp;<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2_Imfinzi_Dosage_for_Small_Cell_Lung_Cancer_SCLC\"><\/span><strong>2. Dosis de Imfinzi para el c\u00e1ncer de pulm\u00f3n de c\u00e9lulas peque\u00f1as (CPCP)<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Para tratar <strong>CPCP en estadio limitado<\/strong>Recibir\u00e1 Imfinzi como agente \u00fanico una vez cada 4 semanas.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Si su peso es \u2265 30 kg, se administra una dosis de 1.500 mg.<\/li>\n\n\n\n<li>Si su peso es &lt; 30 kg, recibir\u00e1 20 mg\/kg.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Para <strong>CPCP en estadio extenso<\/strong>Recibir\u00e1 su primera dosis de Imfinzi con quimioterapia durante los ciclos 1 a 4 y luego como agente \u00fanico (Imfinzi solo).&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Si su peso es \u2265 30 kg, se le administrar\u00e1 una infusi\u00f3n de 1500 mg\/kg cada 3 semanas. Despu\u00e9s de los ciclos 1 a 4, recibir\u00e1 1500 mg de Imfinzi solo cada 4 semanas.<\/li>\n\n\n\n<li>Si su peso es &lt;30 kg, se le administrar\u00e1 una dosis de 20 mg\/kg. Despu\u00e9s de los ciclos 1 a 4, recibir\u00e1 10 mg\/kg una vez cada 2 semanas.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"3_Imfinzi_Dosage_for_Biliary_Tract_Cancer_BTC\"><\/span>3. <strong>Dosis de Imfinzi para el c\u00e1ncer de v\u00edas biliares (BTC)<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Para el c\u00e1ncer de v\u00edas biliares, el Imfinzi se administra con quimioterapia una vez cada 3 semanas durante un m\u00e1ximo de 8 ciclos. Tras finalizar la quimioterapia, recibir\u00e1 una dosis de Imfinzi como tratamiento independiente cada 4 semanas.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Si su peso es \u2265 30 kg, se administra una infusi\u00f3n de 1500 mg\/kg, mientras que si su peso es &lt; 30 kg, se administra una infusi\u00f3n de 20 mg\/kg.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"4_Imfinzi_Dosage_for_Hepatocellular_Carcinoma\"><\/span>4. <strong>Dosis de Imfinzi para el carcinoma hepatocelular<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Para tratar el carcinoma hepatocelular irresecable (CHC), un tipo de c\u00e1ncer de h\u00edgado que no se puede extirpar quir\u00fargicamente, recibir\u00e1 la primera dosis de Imfinzi en combinaci\u00f3n con inmunoterapia (tremelimumab).&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Tras la inmunoterapia, se administra como monoterapia una vez cada 4 semanas. Se administrar\u00e1 una infusi\u00f3n de 1500 mg\/kg si el peso es \u2265 30 kg y de 20 mg\/kg si es &lt; 30 kg.&nbsp;<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"5_Imfinzi_Dosage_for_Endometrial_Cancer_dMMR\"><\/span>5. <strong>Dosis de Imfinzi para el c\u00e1ncer de endometrio (dMMR)<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Para tratar el c\u00e1ncer de endometrio avanzado o recurrente, recibir\u00e1 una dosis de Imfinzi combinada con otros medicamentos contra el c\u00e1ncer cada 3 semanas durante seis ciclos de tratamiento y luego Imfinzi solo.&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Si pesa \u2265 30 kg, recibir\u00e1 una dosis de 1120 mg\/kg una vez cada 3 semanas durante seis ciclos. Posteriormente, su dosis se ajustar\u00e1 a 1500 mg de Imfinzi una vez cada 4 semanas como tratamiento independiente.<\/li>\n\n\n\n<li>Si pesa menos de 30 kg, recibir\u00e1 una dosis de 15 mg\/kg cada 3 semanas durante seis ciclos. Posteriormente, su dosis se ajustar\u00e1 a 20 mg\/kg de Imfinzi cada 4 semanas como tratamiento independiente.&nbsp;<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Para obtener m\u00e1s informaci\u00f3n sobre su dosis espec\u00edfica, hable con su m\u00e9dico.<\/p>\n\n\n\n<div  id=\"call-to-action-9c13f6367c71923ed6587252f3100668\" style=\"\" class=\"ct_call_to_action\">\n\t<div class=\"container\">\n\t\t<div class=\"block-wrap cta\">\n\t\t\t<div class=\"block-column\">\n\t\t\t\t<div class=\"cta_headings\">\n\t\t\t\t\t\t\t\t\t\t\t<h4 class=\"cta__heading\">\n\t\t\t\t\t\t\tObtenga asistencia con el copago ahora\t\t\t\t\t\t<\/h4>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<span class=\"cta_btn\">\n\t\t\t\t\t\t<a href=\"tel:8777780318\">(877) 778-0318<\/a>\n\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t<\/div>\n\n\t\t<\/div>\n\t<\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Side_Effects\"><\/span><strong>Efectos secundarios<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Es posible que experimente algunos de los efectos secundarios comunes durante el tratamiento con Imfinzi. Tenga en cuenta que estos efectos secundarios pueden variar seg\u00fan el tipo de c\u00e1ncer que tenga y otros medicamentos oncol\u00f3gicos que est\u00e9 tomando.&nbsp;&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Si est\u00e1 tomando Imfinzi solo, puede experimentar los siguientes efectos:&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Tos<\/li>\n\n\n\n<li>Diarrea o estre\u00f1imiento<\/li>\n\n\n\n<li>Erupci\u00f3n<\/li>\n\n\n\n<li>Dolor articular<\/li>\n\n\n\n<li>Fiebre<\/li>\n\n\n\n<li>Dolor abdominal (de est\u00f3mago)<\/li>\n\n\n\n<li>Infecci\u00f3n en la nariz y la garganta<\/li>\n\n\n\n<li>Picor<\/li>\n\n\n\n<li>Hipotiroidismo&nbsp;<\/li>\n\n\n\n<li>Anemia (nivel bajo de hemoglobina)<\/li>\n\n\n\n<li>N\u00e1useas o v\u00f3mitos<\/li>\n\n\n\n<li>Dificultad para respirar<\/li>\n\n\n\n<li>P\u00e9rdida de cabello<\/li>\n\n\n\n<li>Poco apetito<\/li>\n\n\n\n<li>Inflamaci\u00f3n pulmonar (neumonitis)<\/li>\n\n\n\n<li>Nivel bajo de magnesio, enzimas hep\u00e1ticas elevadas (AST\/ALT)<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Aunque es menos com\u00fan, el Imfinzi tambi\u00e9n puede causar efectos graves como:&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Reacciones al\u00e9rgicas graves, que incluyen fiebre, inflamaci\u00f3n de los ganglios linf\u00e1ticos, hinchaz\u00f3n de la cara, labios, lengua o garganta, picaz\u00f3n, erupci\u00f3n cut\u00e1nea y problemas respiratorios.&nbsp;<\/li>\n\n\n\n<li>Reacciones en el lugar de la infusi\u00f3n, como fiebre o escalofr\u00edos, enrojecimiento, dificultad para respirar, picaz\u00f3n o erupci\u00f3n cut\u00e1nea, mareos o desmayos.<\/li>\n\n\n\n<li>Reacciones del sistema inmunol\u00f3gico, que incluyen:\n<ul class=\"wp-block-list\">\n<li>Neumonitis (pulmones inflamados)<\/li>\n\n\n\n<li>Colitis (intestino inflamado)<\/li>\n\n\n\n<li>Hepatitis (h\u00edgado inflamado)<\/li>\n\n\n\n<li>Nervios inflamados<\/li>\n\n\n\n<li>M\u00fasculos o articulaciones inflamadas<\/li>\n\n\n\n<li>Inflamaci\u00f3n del coraz\u00f3n o de los vasos sangu\u00edneos<\/li>\n\n\n\n<li>Ojo inflamado (<a href=\"https:\/\/ameripharmaspecialty.com\/es\/otras-afecciones-de-salud\/uveitis-autoinmune-comprension-del-trastorno-ocular-que-amenaza-la-vision\/\">Uve\u00edtis<\/a>)<\/li>\n\n\n\n<li>Cerebro inflamado (encefalitis)<\/li>\n\n\n\n<li>Ri\u00f1\u00f3n inflamado (nefritis)<\/li>\n\n\n\n<li>Inflamaci\u00f3n en las gl\u00e1ndulas hormonales<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Informe a su proveedor de atenci\u00f3n m\u00e9dica de inmediato si tiene alguno de estos signos o s\u00edntomas, incluso si ya no est\u00e1 tomando este medicamento.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Information_to_Tell_Your_Doctor_Before_Taking_Imfinzi\"><\/span><strong>Informaci\u00f3n que debe decirle a su m\u00e9dico antes de tomar Imfinzi<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Informe a su m\u00e9dico si tiene\/est\u00e1:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Trastornos autoinmunes como la enfermedad de Crohn, la colitis ulcerosa o el lupus<\/li>\n\n\n\n<li>Recibi\u00f3 un trasplante de \u00f3rgano&nbsp;<\/li>\n\n\n\n<li>Recibi\u00f3 tratamiento de radiaci\u00f3n para el \u00e1rea del pecho.<\/li>\n\n\n\n<li>Recibi\u00f3 o planea recibir un trasplante de c\u00e9lulas madre que utiliza c\u00e9lulas madre de un donante (alog\u00e9nico)<\/li>\n\n\n\n<li>Recibi\u00f3 tratamiento de radiaci\u00f3n en el \u00e1rea del pecho.<\/li>\n\n\n\n<li>Una condici\u00f3n que afecta el sistema nervioso, como <a href=\"https:\/\/ameripharmaspecialty.com\/es\/miastenia-gravis\/miastenia-gravis\/\">miastenia gravis<\/a> o <a href=\"https:\/\/ameripharmaspecialty.com\/es\/sindrome-de-guillain-barre\/sindrome-de-guillain-barre-2\/\">S\u00edndrome de Guillain-Barr\u00e9<\/a><\/li>\n\n\n\n<li>Est\u00e1 embarazada o planea quedar embarazada, ya que el Imfinzi puede da\u00f1ar al beb\u00e9 nonato.<\/li>\n\n\n\n<li>Est\u00e1 amamantando o planea hacerlo. Se desconoce si el Imfinzi pasa a la leche materna. (No amamante durante el tratamiento ni durante los 3 meses posteriores a la \u00faltima dosis de Imfinzi).<\/li>\n\n\n\n<li>Tomar cualquier medicamento recetado o de venta libre (OTC), vitaminas\/minerales, productos a base de hierbas y otros suplementos.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/ameripharmaspecialty.com\/es\/asistencia-financiera\/\">Cont\u00e1ctanos<\/a> si est\u00e1 interesado en finanzas o <a href=\"https:\/\/ameripharmaspecialty.com\/es\/asistencia-para-el-copago-de-imfinzi\/\">Asistencia para el copago de Imfinzi<\/a>. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>","protected":false},"excerpt":{"rendered":"<p>El Imfinzi (pronunciado im-FIN-zee) es un tipo de f\u00e1rmaco de inmunoterapia utilizado en el tratamiento del c\u00e1ncer y administrado por infusi\u00f3n intravenosa. Este medicamento no destruye directamente las c\u00e9lulas cancerosas, sino que ayuda al sistema inmunitario a encontrarlas y atacarlas.\u00a0<\/p>","protected":false},"author":7,"featured_media":27838,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"om_disable_all_campaigns":false,"_uag_custom_page_level_css":"","footnotes":""},"categories":[13],"tags":[8],"class_list":["post-27837","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cancer","tag-dr-christine-leduc"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.0 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Imfinzi: Uses, Dosage, Side Effects, Mode of Action and More<\/title>\n<meta name=\"description\" content=\"Learn about Imfinzi and how it treats cancer. 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We cover its usage, recommended dosage, side effects, mechanism of action, and more.\u00a0\" \/>\n<meta property=\"og:url\" content=\"https:\/\/ameripharmaspecialty.com\/es\/cancer\/usos-dosis-efectos-secundarios-modo-de-accion-y-mas-de-imfinzi\/\" \/>\n<meta property=\"og:site_name\" content=\"AmeriPharma\u00ae Specialty Care\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/ameripharma\/\" \/>\n<meta property=\"article:published_time\" content=\"2025-10-07T23:51:47+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-04-23T21:07:07+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/ameripharmaspecialty.com\/wp-content\/uploads\/2025\/10\/patient-imfinzi.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1280\" \/>\n\t<meta property=\"og:image:height\" content=\"853\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Dr. Christine Leduc, PharmD\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Dr. Christine Leduc, PharmD\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"6 minutos\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/ameripharmaspecialty.com\\\/cancer\\\/imfinzi-uses-dosage-side-effects-mode-of-action-and-more\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/ameripharmaspecialty.com\\\/cancer\\\/imfinzi-uses-dosage-side-effects-mode-of-action-and-more\\\/\"},\"author\":{\"name\":\"Dr. Christine Leduc, PharmD\",\"@id\":\"https:\\\/\\\/ameripharmaspecialty.com\\\/es\\\/#\\\/schema\\\/person\\\/0d161a7a3c2b0cf54ab0cf25c936dd87\"},\"headline\":\"Imfinzi: Uses, Dosage, Side Effects, Mode of Action and More\",\"datePublished\":\"2025-10-07T23:51:47+00:00\",\"dateModified\":\"2026-04-23T21:07:07+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/ameripharmaspecialty.com\\\/cancer\\\/imfinzi-uses-dosage-side-effects-mode-of-action-and-more\\\/\"},\"wordCount\":1336,\"publisher\":{\"@id\":\"https:\\\/\\\/ameripharmaspecialty.com\\\/es\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/ameripharmaspecialty.com\\\/cancer\\\/imfinzi-uses-dosage-side-effects-mode-of-action-and-more\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/ameripharmaspecialty.com\\\/wp-content\\\/uploads\\\/2025\\\/10\\\/patient-imfinzi.jpg\",\"keywords\":[\"Dr. Christine Leduc\"],\"articleSection\":[\"Cancer\"],\"inLanguage\":\"es\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/ameripharmaspecialty.com\\\/cancer\\\/imfinzi-uses-dosage-side-effects-mode-of-action-and-more\\\/\",\"url\":\"https:\\\/\\\/ameripharmaspecialty.com\\\/cancer\\\/imfinzi-uses-dosage-side-effects-mode-of-action-and-more\\\/\",\"name\":\"Imfinzi: Uses, Dosage, Side Effects, Mode of Action and More\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/ameripharmaspecialty.com\\\/es\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/ameripharmaspecialty.com\\\/cancer\\\/imfinzi-uses-dosage-side-effects-mode-of-action-and-more\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/ameripharmaspecialty.com\\\/cancer\\\/imfinzi-uses-dosage-side-effects-mode-of-action-and-more\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/ameripharmaspecialty.com\\\/wp-content\\\/uploads\\\/2025\\\/10\\\/patient-imfinzi.jpg\",\"datePublished\":\"2025-10-07T23:51:47+00:00\",\"dateModified\":\"2026-04-23T21:07:07+00:00\",\"description\":\"Learn about Imfinzi and how it treats cancer. 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Christine Leduc, PharmD","image":{"@type":"ImageObject","inLanguage":"es","@id":"https:\/\/secure.gravatar.com\/avatar\/9f2e7e868ac19420a5672d88350e7e0e3c6a750140410fd606eec96984812e89?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/9f2e7e868ac19420a5672d88350e7e0e3c6a750140410fd606eec96984812e89?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/9f2e7e868ac19420a5672d88350e7e0e3c6a750140410fd606eec96984812e89?s=96&d=mm&r=g","caption":"Dr. Christine Leduc, PharmD"},"description":"La Dra. Christine Leduc, doctora en farmacia, naci\u00f3 y creci\u00f3 en Irvine, California. Curs\u00f3 estudios universitarios en la Universidad Midwestern, donde se gradu\u00f3 con honores. Lo m\u00e1s gratificante de su trabajo es sugerir cambios en el estilo de vida, educar a los pacientes sobre el funcionamiento de sus medicamentos y ser tutora de futuros farmac\u00e9uticos. Sus \u00e1reas de especializaci\u00f3n son la atenci\u00f3n al cliente y el conocimiento de medicamentos especializados. Tras haber trabajado en el sector servicios, ha adquirido las habilidades de atenci\u00f3n al cliente necesarias para comprender las necesidades de sus pacientes. Actualmente, la Dra. Leduc imparte clases a estudiantes de la Universidad Marshall B. Ketchum, la Universidad de Kansas y la Universidad Midwestern. En su tiempo libre, disfruta de viajar, la reposter\u00eda y la jardiner\u00eda. Ver biograf\u00eda de la autora.","url":"https:\/\/ameripharmaspecialty.com\/es\/author\/christine-leduc\/"}]}},"uagb_featured_image_src":{"full":["https:\/\/ameripharmaspecialty.com\/wp-content\/uploads\/2025\/10\/patient-imfinzi.jpg",1280,853,false],"thumbnail":["https:\/\/ameripharmaspecialty.com\/wp-content\/uploads\/2025\/10\/patient-imfinzi-150x150.jpg",150,150,true],"medium":["https:\/\/ameripharmaspecialty.com\/wp-content\/uploads\/2025\/10\/patient-imfinzi-300x200.jpg",300,200,true],"medium_large":["https:\/\/ameripharmaspecialty.com\/wp-content\/uploads\/2025\/10\/patient-imfinzi-768x512.jpg",768,512,true],"large":["https:\/\/ameripharmaspecialty.com\/wp-content\/uploads\/2025\/10\/patient-imfinzi-1024x682.jpg",1024,682,true],"1536x1536":["https:\/\/ameripharmaspecialty.com\/wp-content\/uploads\/2025\/10\/patient-imfinzi.jpg",1280,853,false],"2048x2048":["https:\/\/ameripharmaspecialty.com\/wp-content\/uploads\/2025\/10\/patient-imfinzi.jpg",1280,853,false],"trp-custom-language-flag":["https:\/\/ameripharmaspecialty.com\/wp-content\/uploads\/2025\/10\/patient-imfinzi-18x12.jpg",18,12,true],"block-image-html-large":["https:\/\/ameripharmaspecialty.com\/wp-content\/uploads\/2025\/10\/patient-imfinzi-600x400.jpg",600,400,true],"ct-gallery":["https:\/\/ameripharmaspecialty.com\/wp-content\/uploads\/2025\/10\/patient-imfinzi-330x220.jpg",330,220,true],"ct-section-header":["https:\/\/ameripharmaspecialty.com\/wp-content\/uploads\/2025\/10\/patient-imfinzi-1146x380.jpg",1146,380,true],"ct-thumb":["https:\/\/ameripharmaspecialty.com\/wp-content\/uploads\/2025\/10\/patient-imfinzi-86x57.jpg",86,57,true],"ct-thumb-large":["https:\/\/ameripharmaspecialty.com\/wp-content\/uploads\/2025\/10\/patient-imfinzi-167x111.jpg",167,111,true],"ct-small":["https:\/\/ameripharmaspecialty.com\/wp-content\/uploads\/2025\/10\/patient-imfinzi-280x187.jpg",280,187,true],"ct-medium":["https:\/\/ameripharmaspecialty.com\/wp-content\/uploads\/2025\/10\/patient-imfinzi-370x247.jpg",370,247,true],"ct-xmedium":["https:\/\/ameripharmaspecialty.com\/wp-content\/uploads\/2025\/10\/patient-imfinzi-960x640.jpg",960,640,true],"ct-large":["https:\/\/ameripharmaspecialty.com\/wp-content\/uploads\/2025\/10\/patient-imfinzi.jpg",1280,853,false]},"uagb_author_info":{"display_name":"Dr. Christine Leduc, PharmD","author_link":"https:\/\/ameripharmaspecialty.com\/es\/author\/christine-leduc\/"},"uagb_comment_info":0,"uagb_excerpt":"Imfinzi (pronounced im-FIN-zee) is a type of immunotherapy drug used in cancer treatment and administered as an intravenous infusion. 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