{"id":"mpv-acyw135-vaccine-group","safety":{"commonSideEffects":[{"rate":null,"effect":"Injection site pain/erythema"},{"rate":null,"effect":"Fever"},{"rate":null,"effect":"Myalgia"},{"rate":null,"effect":"Headache"}]},"_chembl":null,"_dailymed":null,"mechanism":{"_ai_source":"claude-haiku-4.5","explanation":"The vaccine contains polysaccharide antigens from four meningococcal serogroups conjugated to a protein carrier, which enhances immunogenicity and T-cell dependent responses. This conjugate approach promotes both antibody production and cellular immunity to provide protection against invasive meningococcal disease caused by these serogroups.","oneSentence":"MPV-ACYW135 is a meningococcal polysaccharide conjugate vaccine that stimulates immune responses against serogroups A, C, Y, and W-135 of Neisseria meningitidis.","_ai_confidence":"medium"},"_scrapedAt":"2026-03-28T01:22:19.499Z","_scrapedBy":"cloudflare-swarm","_wikipedia":null,"indications":{"approved":[{"name":"Prevention of invasive meningococcal disease caused by Neisseria meningitidis serogroups A, C, Y, and W-135"}]},"trialDetails":[{"nctId":"NCT02003495","phase":"PHASE3","title":"Immunogenicity and Safety of Meningococcal (A, C, Y and W135) Conjugate Vaccine","status":"COMPLETED","sponsor":"Beijing Minhai Biotechnology Co., Ltd","startDate":"2013-10","conditions":"Meningitis","enrollment":2195}],"_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":["Group A, C, Y and W-135 Meningococcal Polysaccharide Vaccine"],"phase":"phase_3","status":"active","brandName":"MPV-ACYW135 Vaccine Group","genericName":"MPV-ACYW135 Vaccine Group","companyName":"Beijing Minhai Biotechnology Co., Ltd","companyId":"beijing-minhai-biotechnology-co-ltd","modality":"Biologic","firstApprovalDate":"","aiSummary":"MPV-ACYW135 is a meningococcal polysaccharide conjugate vaccine that stimulates immune responses against serogroups A, C, Y, and W-135 of Neisseria meningitidis. Used for Prevention of invasive meningococcal disease caused by Neisseria meningitidis serogroups A, C, Y, and W-135.","enrichmentLevel":3,"visitCount":0,"trialStats":{"total":0,"withResults":0},"verificationStatus":"verified","dataCompleteness":{"mechanism":true,"indications":true,"safety":true,"trials":true,"score":4}}