{"id":4230,"date":"2026-02-25T08:25:53","date_gmt":"2026-02-25T07:25:53","guid":{"rendered":"https:\/\/iph-multisite.berta-bewegt.ch\/?page_id=4230"},"modified":"2026-02-25T08:25:53","modified_gmt":"2026-02-25T07:25:53","slug":"immunotherapies-contre-le-cancer","status":"publish","type":"page","link":"https:\/\/www.interpharma.ch\/fr\/themen\/a-la-pointe-de-la-recherche-et-developpement\/nouvelles-approches-de-recherche-et-de-traitement\/immunotherapies-contre-le-cancer\/","title":{"rendered":"Immunoth\u00e9rapies contre le cancer"},"content":{"rendered":"\n<p><strong>L\u2019un des plus grands d\u00e9fis que pose le traitement du cancer est de d\u00e9truire les cellules tumorales sans pour autant d\u00e9truire les tissus sains avoisinants. L\u2019une des approches les plus prometteuses est l\u2019immunoth\u00e9rapie, qui consiste \u00e0 activer les d\u00e9fenses immunitaires de l\u2019organisme de mani\u00e8re cibl\u00e9e contre la tumeur. <\/strong><\/p>\n\n\n\n<p>Les m\u00e9dicaments des\nimmunoth\u00e9rapies modernes ne s\u2019attaquent pas directement aux cellules tumorales,\nmais orientent la r\u00e9ponse immunitaire de l\u2019organisme. Cela se passe au niveau\nde ce que l\u2019on appelle des points de contr\u00f4le immunitaires, qui assurent entre\nautres l\u2019inhibition de la r\u00e9action immunitaire, pour emp\u00eacher le syst\u00e8me de\nr\u00e9agir excessivement et de d\u00e9clencher une r\u00e9action de d\u00e9fense contre\nl\u2019organisme lui-m\u00eame, comme c\u2019est le cas dans les maladies auto-immunes.<\/p>\n\n\n\n<p>Mais les cellules tumorales\npeuvent exploiter ce m\u00e9canisme d\u2019inhibition: elles se servent des points de\ncontr\u00f4le immunitaires pour bloquer la r\u00e9ponse immunitaire dirig\u00e9e contre elles.\n<\/p>\n\n\n\n<p>Et c\u2019est l\u00e0 qu\u2019interviennent les\ninhibiteurs de points de contr\u00f4le immunitaires: ils d\u00e9bloquent le frein du\npoint de contr\u00f4le pour que le syst\u00e8me immunitaire \u00abred\u00e9marre\u00bb et puisse\ns\u2019attaquer aux cellules immunitaires. Pour certaines indications, par exemple\nle m\u00e9lanome malin \u00e0 un stade avanc\u00e9, les inhibiteurs de points de contr\u00f4le\nimmunitaires, sur le march\u00e9 depuis 2011, ont des r\u00e9sultats remarquables. <\/p>\n\n\n\n<p>Les succ\u00e8s obtenus jusqu\u2019\u00e0\npr\u00e9sent et des r\u00e9sultats de recherche actuels en immuno-oncologie montrent que\ncette nouvelle approche th\u00e9rapeutique pourrait jouer un r\u00f4le d\u00e9cisif dans le\ntraitement de diverses maladies tumorales. Certaines de ces substances actives\ninnovantes sont donc d\u00e9j\u00e0 utilis\u00e9es ou \u00e9tudi\u00e9es contre diff\u00e9rents types de\ncancer.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Difficult\u00e9s au niveau des\nautorisations et des remboursements<\/strong><strong><\/strong><\/h2>\n\n\n\n<p>L\u2019\u00e9volution\nacc\u00e9l\u00e9r\u00e9e de la m\u00e9decine personnalis\u00e9e accro\u00eet le nombre de possibilit\u00e9s de\ntraitement des personnes atteintes d\u2019un cancer, y compris \u00e0 l\u2019aide de\ncombinaisons de chimioth\u00e9rapie et d\u2019immunoth\u00e9rapie. Cependant, certains de ces\nnouveaux m\u00e9dicaments ne sont pas encore autoris\u00e9s en Suisse. Ceci pause des\nprobl\u00e8mes, en particulier si un m\u00e9dicament est prescrit pour une autre\nindication que celle autoris\u00e9e officiellement par Swissmedic. Le remboursement de\nces applications dites \u00abhors \u00e9tiquette\u00bb ou \u00aboff-label\u00bb n\u2019est pas assur\u00e9 et fait\nl\u2019objet de d\u00e9cisions au cas par cas. Une situation similaire appara\u00eet lorsqu\u2019un\nm\u00e9dicament est disponible \u00e0 l\u2019\u00e9tranger mais n\u2019est pas autoris\u00e9 en Suisse.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>L\u2019un des plus grands d\u00e9fis que pose le traitement du cancer est de d\u00e9truire les cellules tumorales sans pour autant d\u00e9truire les tissus sains avoisinants. L\u2019une des approches les plus prometteuses est l\u2019immunoth\u00e9rapie, qui consiste \u00e0 activer les d\u00e9fenses immunitaires de l\u2019organisme de mani\u00e8re cibl\u00e9e contre la tumeur. Les m\u00e9dicaments des immunoth\u00e9rapies modernes ne s\u2019attaquent [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":4176,"menu_order":2,"comment_status":"closed","ping_status":"closed","template":"page-templates\/unterthema.php","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"class_list":["post-4230","page","type-page","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.2 (Yoast SEO v27.2) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Immunoth\u00e9rapies contre le cancer - Interpharma<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.interpharma.ch\/fr\/themen\/a-la-pointe-de-la-recherche-et-developpement\/nouvelles-approches-de-recherche-et-de-traitement\/immunotherapies-contre-le-cancer\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Immunoth\u00e9rapies contre le cancer\" \/>\n<meta property=\"og:description\" content=\"L\u2019un des plus grands d\u00e9fis que pose le traitement du cancer est de d\u00e9truire les cellules tumorales sans pour autant d\u00e9truire les tissus sains avoisinants. 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