{"id":636,"date":"2026-03-12T17:26:19","date_gmt":"2026-03-12T16:26:19","guid":{"rendered":"https:\/\/biotechlerncenter.iph-multisite.berta-bewegt.ch\/?page_id=636"},"modified":"2026-03-12T17:26:19","modified_gmt":"2026-03-12T16:26:19","slug":"6-lorsque-les-antibiotiques-nagissent-plus","status":"publish","type":"page","link":"https:\/\/biotechlerncenter.interpharma.ch\/fr\/sujets\/les-antibiotiques-sauvent-des-vies\/6-lorsque-les-antibiotiques-nagissent-plus\/","title":{"rendered":"6. Lorsque les antibiotiques n\u2019agissent plus"},"content":{"rendered":"\n<p>Avec la d\u00e9couverte des antibiotiques, on crut pouvoir vaincre \u00e0 tout jamais les bact\u00e9ries. Jusque dans les ann\u00e9es 80, on ne cessa d\u2019\u00e9laborer de nouveaux groupes d\u2019antibiotiques. Mais le tueur de bact\u00e9ries se mit alors \u00e0 faiblir, l\u2019adversaire \u00e9tait devenu plus r\u00e9sistant. On conna\u00eet le mot \u00abr\u00e9sistance\u00bb dans diff\u00e9rents contextes. S\u2019agissant de la r\u00e9sistance aux antibiotiques, il signifie qu\u2019une souche de bact\u00e9ries est devenue suffisamment forte pour survivre \u00e0 l\u2019antibiotique. Cet antibiotique ne peut plus neutraliser de telles bact\u00e9ries. Avec un peu de chance, le m\u00e9decin trouvera \u00e9ventuellement un autre antibiotique encore efficace. Il existe \u00e9galement des antibiotiques sp\u00e9ciaux, dits \u00abde r\u00e9serve\u00bb, que les m\u00e9decins ne sont autoris\u00e9s \u00e0 utiliser qu\u2019en cas d\u2019urgence. Il y a de grandes chances que ceux-ci soient encore efficaces.<\/p>\n\n\n\n<p>Cependant, on rencontre de plus en plus de cas d\u2019infections par des souches de bact\u00e9ries r\u00e9sistantes \u00e0 tous les antibiotiques disponibles, ce qui a des cons\u00e9quences potentiellement mortelles. C\u2019est ainsi qu\u2019une infection urinaire banale peut entra\u00eener une redoutable py\u00e9lon\u00e9phrite aigu\u00eb. Si l\u2019on ne parvient pas \u00e0 enrayer celle-ci, les bact\u00e9ries risquent d\u2019attaquer l\u2019ensemble de l\u2019organisme, de sorte que la patiente meurt rapidement d\u2019une d\u00e9faillance multivisc\u00e9rale. \u00c0 nouveau, les m\u00e9decins sont d\u00e9sarm\u00e9s, comme ils l\u2019\u00e9taient il y a 100 ans. On estime que 25 000 personnes meurent chaque ann\u00e9e en Europe de maladies que l\u2019on ne parvient pas \u00e0 soigner en raison de ph\u00e9nom\u00e8nes de r\u00e9sistance aux antibiotiques et que ceci entra\u00eene des co\u00fbts de sant\u00e9 d\u2019environ 1,5 milliards d\u2019euros.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Avec la d\u00e9couverte des antibiotiques, on crut pouvoir vaincre \u00e0 tout jamais les bact\u00e9ries. Jusque dans les ann\u00e9es 80, on ne cessa d\u2019\u00e9laborer de nouveaux groupes d\u2019antibiotiques. Mais le tueur de bact\u00e9ries se mit alors \u00e0 faiblir, l\u2019adversaire \u00e9tait devenu plus r\u00e9sistant. On conna\u00eet le mot \u00abr\u00e9sistance\u00bb dans diff\u00e9rents contextes. S\u2019agissant de la r\u00e9sistance aux [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":1254,"menu_order":5,"comment_status":"closed","ping_status":"closed","template":"page-templates\/unterthema.php","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"class_list":["post-636","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>6. 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