{"id":"mmr-followed-by-yf","safety":{"commonSideEffects":[{"rate":null,"effect":"Injection site reaction (pain, erythema, swelling)"},{"rate":null,"effect":"Fever"},{"rate":null,"effect":"Rash"},{"rate":null,"effect":"Myalgia"}]},"_chembl":null,"_dailymed":null,"mechanism":{"_ai_source":"claude-haiku-4.5","explanation":"MMR is a live attenuated vaccine that stimulates cellular and humoral immunity against three viral pathogens. Yellow fever (YF) vaccine, also live attenuated, is administered sequentially to provide protection against yellow fever virus. The sequential administration may leverage cross-reactive immune responses or simply provide comprehensive coverage against both vaccine-preventable diseases.","oneSentence":"MMR vaccine primes immune response against measles, mumps, and rubella; yellow fever vaccine then boosts immunity against yellow fever virus.","_ai_confidence":"medium"},"_scrapedAt":"2026-03-27T23:55:34.769Z","_scrapedBy":"cloudflare-swarm","_wikipedia":null,"indications":{"approved":[{"name":"Prevention of measles, mumps, and rubella"},{"name":"Prevention of yellow fever"}]},"trialDetails":[{"nctId":"NCT03368495","phase":"PHASE4","title":"Immunogenicity of Co-administered Yellow Fever and Measles, Mumps, and Rubella (MMR) Vaccines","status":"COMPLETED","sponsor":"Alba Maria Ropero","startDate":"2015-11-23","conditions":"Vaccine Response Impaired","enrollment":851}],"_emaApprovals":[],"_faersSignals":[],"_approvalHistory":[],"publicationCount":6,"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":"MMR followed by YF","genericName":"MMR followed by YF","companyName":"Alba Maria Ropero","companyId":"alba-maria-ropero","modality":"Biologic","firstApprovalDate":"","aiSummary":"MMR vaccine primes immune response against measles, mumps, and rubella; yellow fever vaccine then boosts immunity against yellow fever virus. Used for Prevention of measles, mumps, and rubella, Prevention of yellow fever.","enrichmentLevel":3,"visitCount":0,"trialStats":{"total":0,"withResults":0},"verificationStatus":"verified","dataCompleteness":{"mechanism":true,"indications":true,"safety":true,"trials":true,"score":4}}