{"id":"anti-h1n1v-vaccine","safety":{"commonSideEffects":[{"rate":"10–30","effect":"Injection site pain, redness, or swelling"},{"rate":"1–5","effect":"Fever"},{"rate":"5–15","effect":"Myalgia"},{"rate":"5–10","effect":"Fatigue"},{"rate":"5–10","effect":"Headache"}]},"_chembl":null,"_dailymed":null,"mechanism":{"_ai_source":"claude-haiku-4.5","explanation":"The vaccine contains inactivated or attenuated H1N1 viral antigens that trigger both humoral (antibody-mediated) and cell-mediated immune responses. Upon vaccination, B cells produce neutralizing antibodies against viral surface proteins (hemagglutinin and neuraminidase), while T cells develop memory to recognize and eliminate H1N1-infected cells, providing protection against infection and severe disease.","oneSentence":"This vaccine stimulates the immune system to produce antibodies and cellular immunity against the H1N1 influenza virus.","_ai_confidence":"medium"},"_scrapedAt":"2026-03-28T00:17:07.755Z","_scrapedBy":"cloudflare-swarm","_wikipedia":null,"indications":{"approved":[{"name":"Prevention of H1N1 influenza infection"}]},"trialDetails":[{"nctId":"NCT01063608","phase":"PHASE4","title":"Study of Immune Responses After Vaccination Against Seasonal Influenza Virus and Against Influenza H1N1-v Pandemic Virus in a Medical Staff.","status":"COMPLETED","sponsor":"Institut National de la Santé Et de la Recherche Médicale, France","startDate":"2009-10","conditions":"Influenza A Virus, H1N1 Subtype","enrollment":147}],"_emaApprovals":[],"_faersSignals":[],"_approvalHistory":[],"publicationCount":0,"rwe":[],"genericFilers":[],"relatedDrugs":[],"labelChanges":[],"biosimilarFilings":[],"pricing":[],"formularyStatus":[],"manufacturing":[],"companionDiagnostics":[],"competitors":[],"timeline":[],"patents":[],"ownershipHistory":[],"trials":[],"biosimilars":[],"latestUpdates":[],"references":[],"tags":[],"ecosystem":[],"genericManufacturerList":[],"offLabel":[],"developmentCodes":[],"aliases":[],"phase":"marketed","status":"active","brandName":"Anti-H1N1v Vaccine","genericName":"Anti-H1N1v Vaccine","companyName":"Institut National de la Santé Et de la Recherche Médicale, France","companyId":"institut-national-de-la-sant-et-de-la-recherche-m-dicale-france","modality":"Biologic","firstApprovalDate":"","aiSummary":"This vaccine stimulates the immune system to produce antibodies and cellular immunity against the H1N1 influenza virus. Used for Prevention of H1N1 influenza infection.","enrichmentLevel":3,"visitCount":0,"trialStats":{"total":0,"withResults":0},"verificationStatus":"verified","dataCompleteness":{"mechanism":true,"indications":true,"safety":true,"trials":true,"score":4}}