{"id":5007,"date":"2014-07-25T15:59:06","date_gmt":"2014-07-25T15:59:06","guid":{"rendered":"https:\/\/www.hri-research.org\/fr\/there-is-no-scientific-evidence-homeopathy-works\/"},"modified":"2026-06-12T12:37:16","modified_gmt":"2026-06-12T12:37:16","slug":"preuves-scientifiques-de-lhomeopathie","status":"publish","type":"page","link":"https:\/\/www.hri-research.org\/fr\/ressources\/homeopathy-faqs\/preuves-scientifiques-de-lhomeopathie\/","title":{"rendered":"Quelles sont les preuves scientifiques de l&rsquo;efficacit\u00e9 de l&rsquo;hom\u00e9opathie ?"},"content":{"rendered":"<p>Les donn\u00e9es scientifiques d\u00e9montrant l\u2019efficacit\u00e9 de l\u2019hom\u00e9opathie sont issues d\u2019essais cliniques \u00e9quivalents \u00e0 ceux utilis\u00e9s pour tester les traitements m\u00e9dicaux conventionnels.<\/p>\n<p><strong>329 \u00e9tudes cliniques<\/strong> ont \u00e9t\u00e9 publi\u00e9es dans des revues scientifiques \u00e0 comit\u00e9 de lecture<sup><a href=\"https:\/\/www.hri-research.org\/resources\/homeopathy-faqs\/there-is-no-scientific-evidence-homeopathy-works\/placebo-controlled-trials-of-homeopathic-treatment\/\">1<\/a><\/sup>. Ces \u00e9tudes contr\u00f4l\u00e9es comparent des patients prenant de l&rsquo;hom\u00e9opathie \u00e0 des patients prenant un placebo, un autre traitement ou aucun traitement.<\/p>\n<p><strong>~75 % d&rsquo;entre elles sont des essais contr\u00f4l\u00e9s randomis\u00e9s (ECR)<\/strong>, consid\u00e9r\u00e9s comme l&rsquo;\u00ab \u00e9talon-or \u00bb pour prouver l&rsquo;efficacit\u00e9 des traitements dans des conditions exp\u00e9rimentales. Le reste est constitu\u00e9 d&rsquo;\u00e9tudes non randomis\u00e9es qui fournissent des preuves de l&rsquo;efficacit\u00e9 des traitements dans des contextes cliniques \u00ab r\u00e9els \u00bb.<\/p>\n<p>Fin 2025, le nombre <strong>d\u2019essais contr\u00f4l\u00e9s randomis\u00e9s sur le traitement hom\u00e9opathique <\/strong>publi\u00e9s dans des revues \u00e0 comit\u00e9 de lecture s\u2019\u00e9levait \u00e0<strong> 308<\/strong>. Ces essais, portant sur <strong>161 probl\u00e8mes de sant\u00e9<\/strong>, fournissent suffisamment de donn\u00e9es pour pouvoir en analyser les r\u00e9sultats.<\/p>\n<p>Parmi ces derniers,\u00a0<a href=\"https:\/\/www.hri-research.org\/resources\/homeopathy-faqs\/there-is-no-scientific-evidence-homeopathy-works\/placebo-controlled-trials-of-homeopathic-treatment\/\"><strong>179 <\/strong><strong>sont des essais randomis\u00e9s en double aveugle contre placebo<\/strong><\/a><strong>, couvrant <\/strong><strong>105 <\/strong><strong>probl\u00e8mes de sant\u00e9 diff\u00e9rents<\/strong><sup><a href=\"https:\/\/www.hri-research.org\/resources\/homeopathy-faqs\/there-is-no-scientific-evidence-homeopathy-works\/placebo-controlled-trials-of-homeopathic-treatment\/\">2<\/a><\/sup><sup>\u00a0<\/sup>:<\/p>\n<ul>\n<li><strong>41% avaient un r\u00e9sultat positif<\/strong> (74 essais) \u2013quant \u00e0 l\u2019efficacit\u00e9 de l\u2019hom\u00e9opathie<\/li>\n<li><strong>3% avaient un r\u00e9sultat n\u00e9gatif<\/strong> (5 essais) \u2013 quant \u00e0 l\u2019efficacit\u00e9 de l\u2019hom\u00e9opathie<\/li>\n<li><strong>56% n&rsquo;\u00e9taient pas concluants<\/strong> (100 essais)<\/li>\n<\/ul>\n<div class=\"highlight-box accent-border\">\n<h4 style=\"text-align: center;\"><strong>179 ERC-DA en hom\u00e9opathie (fin 2025)<\/strong><\/h4>\n<p>&nbsp;<\/p>\n<h4 style=\"text-align: center;\"><a href=\"https:\/\/www.hri-research.org\/wp-content\/uploads\/2026\/06\/RCT-Data-2025-FR.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-41762 size-full\" src=\"https:\/\/www.hri-research.org\/wp-content\/uploads\/2026\/06\/RCT-Data-2025-FR-e1781265618524.png\" alt=\"\" width=\"2143\" height=\"1323\" srcset=\"https:\/\/www.hri-research.org\/wp-content\/uploads\/2026\/06\/RCT-Data-2025-FR-e1781265618524.png 2143w, https:\/\/www.hri-research.org\/wp-content\/uploads\/2026\/06\/RCT-Data-2025-FR-e1781265618524-300x185.png 300w, https:\/\/www.hri-research.org\/wp-content\/uploads\/2026\/06\/RCT-Data-2025-FR-e1781265618524-1024x632.png 1024w, https:\/\/www.hri-research.org\/wp-content\/uploads\/2026\/06\/RCT-Data-2025-FR-e1781265618524-768x474.png 768w, https:\/\/www.hri-research.org\/wp-content\/uploads\/2026\/06\/RCT-Data-2025-FR-e1781265618524-1536x948.png 1536w, https:\/\/www.hri-research.org\/wp-content\/uploads\/2026\/06\/RCT-Data-2025-FR-e1781265618524-2048x1264.png 2048w, https:\/\/www.hri-research.org\/wp-content\/uploads\/2026\/06\/RCT-Data-2025-FR-e1781265618524-98x61.png 98w, https:\/\/www.hri-research.org\/wp-content\/uploads\/2026\/06\/RCT-Data-2025-FR-e1781265618524-198x122.png 198w, https:\/\/www.hri-research.org\/wp-content\/uploads\/2026\/06\/RCT-Data-2025-FR-e1781265618524-158x98.png 158w, https:\/\/www.hri-research.org\/wp-content\/uploads\/2026\/06\/RCT-Data-2025-FR-e1781265618524-160x99.png 160w, https:\/\/www.hri-research.org\/wp-content\/uploads\/2026\/06\/RCT-Data-2025-FR-e1781265618524-520x321.png 520w\" sizes=\"auto, (max-width: 2143px) 100vw, 2143px\" \/><\/a><\/h4>\n<p><strong>Diagramme A<\/strong><\/div>\n<p><strong><a href=\"https:\/\/www.hri-research.org\/resources\/homeopathy-faqs\/there-is-no-scientific-evidence-homeopathy-works\/placebo-controlled-trials-of-homeopathic-treatment\/\">Liste compl\u00e8te<\/a>\u00a0des essais randomis\u00e9s <\/strong><strong>en double aveugle <\/strong><strong>contre placebo<\/strong>.<br \/>\n\u00c9tudes exclues\u00a0: \u00e9tudes publi\u00e9es dans des revues non \u00e9valu\u00e9es par des pairs et d\u2019autres sources non acad\u00e9miques\u00a0; \u00e9tudes non cliniques\u00a0; \u00e9tudes de prophylaxie ; plan d&rsquo;\u00e9tude crois\u00e9\u00a0; essais en simple aveugle.<\/p>\n<p><span style=\"font-size: large;\">Comment comparer ces preuves \u00e0 celles qui existent en m\u00e9decine conventionnelle ?<\/span><\/p>\n<div class=\"highlight-box accent-border\">\n<h4 style=\"text-align: center;\"><strong>1128 revues syst\u00e9matiques d&rsquo;ERCs en m\u00e9decine convetionnelle<\/strong><\/h4>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-22342\" src=\"https:\/\/www.hri-research.org\/wp-content\/uploads\/2022\/05\/ConvMed_FR.png\" alt=\"\" width=\"1212\" height=\"750\" srcset=\"https:\/\/www.hri-research.org\/wp-content\/uploads\/2022\/05\/ConvMed_FR.png 1212w, https:\/\/www.hri-research.org\/wp-content\/uploads\/2022\/05\/ConvMed_FR-300x186.png 300w, https:\/\/www.hri-research.org\/wp-content\/uploads\/2022\/05\/ConvMed_FR-1024x634.png 1024w, https:\/\/www.hri-research.org\/wp-content\/uploads\/2022\/05\/ConvMed_FR-768x475.png 768w, https:\/\/www.hri-research.org\/wp-content\/uploads\/2022\/05\/ConvMed_FR-98x61.png 98w, https:\/\/www.hri-research.org\/wp-content\/uploads\/2022\/05\/ConvMed_FR-198x123.png 198w, https:\/\/www.hri-research.org\/wp-content\/uploads\/2022\/05\/ConvMed_FR-158x98.png 158w, https:\/\/www.hri-research.org\/wp-content\/uploads\/2022\/05\/ConvMed_FR-160x99.png 160w, https:\/\/www.hri-research.org\/wp-content\/uploads\/2022\/05\/ConvMed_FR-520x322.png 520w\" sizes=\"auto, (max-width: 1212px) 100vw, 1212px\" \/><\/p>\n<p><strong>Diagramme B<\/strong><\/div>\n<p>Une analyse de 1128 revues syst\u00e9matiques d\u2019essais contr\u00f4l\u00e9s randomis\u00e9s sur la m\u00e9decine conventionnelle a abouti \u00e0 des r\u00e9sultats \u00e9tonnamment similaires en ce qui concerne la proportion d\u2019essais cliniques positifs.<sup><a title=\"Boas PJFV, Spagnuolo RS, Kamegasawa A, et al. Systematic reviews showed insufficient evidence for clinical practice in 2004: what about in 2011? The next appeal for the evidence-based medicine age.\u00a0J Eval Clin Pract,\u00a02013;\u00a019(4):633-7\" href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/22747638\/\" target=\"_blank\" rel=\"noopener noreferrer\">3<\/a><\/sup><\/p>\n<ul>\n<li><strong>45% avaient un r\u00e9sultat positif <\/strong>\u2013 les traitements pourraient pr\u00e9senter des avantages<\/li>\n<li><strong>10% avaient un r\u00e9sultat n\u00e9gatif <\/strong>\u2013 les traitements pourraient \u00eatre pr\u00e9judiciables<\/li>\n<li><strong>45% n&rsquo;\u00e9taient pas concluants <\/strong>\u2013 les donn\u00e9es ne permettent pas de conclure \u00e0 l\u2019existence d\u2019un avantage ou d\u2019un pr\u00e9judice.<\/li>\n<\/ul>\n<p>Bien que la pr\u00e9pond\u00e9rance de la preuve soit largement similaire entre l\u2019hom\u00e9opathie et la m\u00e9decine conventionnelle, il convient de reconna\u00eetre une <strong>grande diff\u00e9rence dans la quantit\u00e9<\/strong> de recherches effectu\u00e9es. Le graphique A pr\u00e9sente l\u2019analyse de 166 \u00e9tudes sur un total de 286 essais individuels sur l\u2019hom\u00e9opathie. Quant au graphique B, il pr\u00e9sente une analyse de 1 128 revues syst\u00e9matiques Cochrane sur plus de 4 000 revues syst\u00e9matiques sur la m\u00e9decine conventionnelle publi\u00e9es jusqu\u2019en 2011, portant chacune sur plusieurs essais individuels.<\/p>\n<p>Ce contraste souligne le besoin d\u2019intensifier la recherche en hom\u00e9opathie, en particulier la r\u00e9p\u00e9tition \u00e0 grande \u00e9chelle et de grande qualit\u00e9 des <a href=\"https:\/\/www.hri-research.org\/fr\/ressources\/homeopathy-faqs\/essais-de-bonne-qualite\/\">\u00e9tudes positives<\/a> les plus prometteuses.<\/p>\n<p>La diff\u00e9rence quantitative n\u2019est pas surprenante quand on sait que seule une infime partie des fonds est allou\u00e9e \u00e0 la recherche sur les m\u00e9decines non conventionnelles.\u00a0 Ainsi, une analyse men\u00e9e au Royaume-Uni a r\u00e9v\u00e9l\u00e9 que seul\u00a0<strong>0,0085\u00a0%<\/strong> du budget total de la recherche m\u00e9dicale \u00e9tait allou\u00e9 aux m\u00e9decines parall\u00e8les<sup><a title=\"George T Lewith, Funding for CAM, BMJ. Nov 10, 2007; 335(7627): 951.\" href=\"http:\/\/www.ncbi.nlm.nih.gov\/pmc\/articles\/PMC2071985\/\" target=\"_blank\" rel=\"noopener noreferrer\">4<\/a><\/sup>, dont l\u2019hom\u00e9opathie n\u2019est qu\u2019un exemple. Aux \u00c9tats-Unis, moins de 0,5 % du budget annuel de la recherche m\u00e9dicale, qui s\u2019\u00e9l\u00e8ve \u00e0 51 milliards de dollars, est allou\u00e9 aux <strong>m\u00e9decines non conventionnelles<\/strong>, \u00e0 travers le Centre national pour la sant\u00e9 compl\u00e9mentaire et int\u00e9grative (National Centre for Complementary and Integrative Health).<sup>5<\/sup><\/p>\n<p><a href=\"#\" class=\"expand-content button accent-bg\" id=\"6a3311798aaff\"><span class=\"expand-content-more\">R\u00e9f\u00e9rences<\/span><span class=\"expand-content-less\">Moins<\/span><\/a><\/p><div class=\"collapse-content\" id=\"panel-6a3311798aaff\">\n<p><a style=\"text-decoration: none;\" href=\"http:\/\/www.facultyofhomeopathy.org\/research\/\">http:\/\/www.facultyofhomeopathy.org\/research\/<\/a><\/p>\n<ol>\n<li>Gaertner K, Loef M, Frass M et al. Bibliography of Homeopathic Intervention Studies (HOMIS) in Human Diseases. <em>J Integr Complement Med<\/em>. 2023 Jan;<strong>29(1)<\/strong>:14-21.<\/li>\n<li>Full list of randomised placebo controlled trials in Chart A | <a href=\"https:\/\/www.hri-research.org\/resources\/homeopathy-faqs\/there-is-no-scientific-evidence-homeopathy-works\/placebo-controlled-trials-of-homeopathic-treatment\/\" target=\"_blank\" rel=\"noopener noreferrer\">Link<\/a><\/li>\n<li>Boas PJFV, Spagnuolo RS, Kamegasawa A, et al. Systematic reviews showed insufficient evidence for clinical practice in 2004: what about in 2011? The next appeal for the evidence-based medicine age.\u00a0<em>J Eval Clin Pract,<\/em>\u00a02013;\u00a0<strong>19<\/strong>(4):633-7 | <a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/22747638\/\" target=\"_blank\" rel=\"noopener noreferrer\">PubMed<\/a><\/li>\n<li>Lewith GT. Funding for CAM.\u00a0<em>BMJ<\/em>., 2007; <strong>335<\/strong>(7627): 951. | <a href=\"http:\/\/www.ncbi.nlm.nih.gov\/pmc\/articles\/PMC2071985\/\" target=\"_blank\" rel=\"noopener noreferrer\">PubMed<\/a><\/li>\n<li>The <a href=\"https:\/\/officeofbudget.od.nih.gov\/\" target=\"_blank\" rel=\"noopener\">National Institutes of Health (NIH) Office of Budget<\/a>, states that in 2023 the NIH requested $51.1 billion for the next fiscal year. Funded by NIH, the National Center for Complementary and Integrative Health <a href=\"https:\/\/www.nccih.nih.gov\/about\/budget\/nccih-funding-appropriations-history\" target=\"_blank\" rel=\"noopener\">(NCCIH) enacted budget for 2023<\/a> was $170.3 million, of which $89.9 million was used on Research Grants. Thus, &lt;0.4% (0.33% = $170.3 million\/$51.1 billion) of the NIH budget was for Integrative Medicine.<\/div><!-- fr --><\/li>\n<\/ol>\n<p><a href=\"https:\/\/www.hri-research.org\/fr\/resources\/homeopathy-faqs\/\">Retour \u00e0 la section FAQs<\/a><\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Les donn\u00e9es scientifiques d\u00e9montrant l\u2019efficacit\u00e9 de l\u2019hom\u00e9opathie sont issues d\u2019essais cliniques \u00e9quivalents \u00e0 ceux utilis\u00e9s pour tester les traitements m\u00e9dicaux conventionnels. 329 \u00e9tudes cliniques ont \u00e9t\u00e9 publi\u00e9es dans des revues scientifiques \u00e0 comit\u00e9 de lecture1. Ces \u00e9tudes contr\u00f4l\u00e9es comparent des patients prenant de l&rsquo;hom\u00e9opathie \u00e0 des patients prenant un placebo, un autre traitement ou aucun [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":5008,"menu_order":1,"comment_status":"closed","ping_status":"closed","template":"page-translated-faq.php","meta":{"footnotes":""},"class_list":["post-5007","page","type-page","status-publish","hentry"],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.hri-research.org\/fr\/wp-json\/wp\/v2\/pages\/5007","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.hri-research.org\/fr\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.hri-research.org\/fr\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.hri-research.org\/fr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.hri-research.org\/fr\/wp-json\/wp\/v2\/comments?post=5007"}],"version-history":[{"count":0,"href":"https:\/\/www.hri-research.org\/fr\/wp-json\/wp\/v2\/pages\/5007\/revisions"}],"up":[{"embeddable":true,"href":"https:\/\/www.hri-research.org\/fr\/wp-json\/wp\/v2\/pages\/5008"}],"wp:attachment":[{"href":"https:\/\/www.hri-research.org\/fr\/wp-json\/wp\/v2\/media?parent=5007"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}