{"id":"csl-limited-influenza-virus-vaccine","safety":{"commonSideEffects":[{"rate":"10–30","effect":"Injection site pain, redness, or swelling"},{"rate":"5–15","effect":"Myalgia (muscle aches)"},{"rate":"5–10","effect":"Headache"},{"rate":"5–10","effect":"Fatigue"},{"rate":"1–5","effect":"Low-grade fever"}]},"_chembl":null,"_dailymed":null,"mechanism":{"_ai_source":"claude-haiku-4.5","explanation":"The vaccine contains inactivated influenza virus particles or viral antigens that trigger both humoral (antibody) and cell-mediated immune responses. Upon vaccination, B cells produce strain-specific antibodies (primarily IgG) that neutralize circulating virus, while T cells develop memory responses for rapid recall immunity. This prevents or reduces severity of influenza infection when vaccinated individuals encounter wild-type virus.","oneSentence":"This inactivated influenza vaccine stimulates the immune system to produce antibodies and cellular immunity against circulating influenza virus strains.","_ai_confidence":"high"},"_scrapedAt":"2026-03-28T00:29:29.952Z","_scrapedBy":"cloudflare-swarm","_wikipedia":null,"indications":{"approved":[{"name":"Seasonal influenza prevention in adults and children"}]},"trialDetails":[{"nctId":"NCT00825162","phase":"PHASE4","title":"Safety Study of CSL Limited's Influenza Virus Vaccine in the Paediatric Population Aged >= 6 Months to < 18 Years","status":"COMPLETED","sponsor":"Seqirus","startDate":"2009-03","conditions":"Influenza","enrollment":1992},{"nctId":"NCT00735475","phase":"PHASE4","title":"A Study to Determine the Immunogenicity and Safety Profile of CSL Limited's Influenza Virus Vaccine Compared to a US Licensed Comparator Influenza Virus Vaccine","status":"COMPLETED","sponsor":"Seqirus","startDate":"2008-10","conditions":"Influenza","enrollment":1268},{"nctId":"NCT00562484","phase":"PHASE4","title":"A Study of the Efficacy, Safety and Tolerability Profile of CSL Limited's Influenza Virus Vaccine (CSL's IVV) Administered Intramuscularly in Healthy Adults","status":"COMPLETED","sponsor":"Seqirus","startDate":"2008-03","conditions":"Influenza","enrollment":7500},{"nctId":"NCT00333398","phase":"PHASE3","title":"Immunogenicity, Safety and Tolerability of CSL Limited Inactivated Influenza Vaccine in Adults","status":"COMPLETED","sponsor":"National Institute of Allergy and Infectious Diseases (NIAID)","startDate":"2006-06","conditions":"Influenza","enrollment":1359}],"_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":"CSL Limited Influenza Virus Vaccine","genericName":"CSL Limited Influenza Virus Vaccine","companyName":"Seqirus","companyId":"seqirus","modality":"Biologic","firstApprovalDate":"","aiSummary":"This inactivated influenza vaccine stimulates the immune system to produce antibodies and cellular immunity against circulating influenza virus strains. Used for Seasonal influenza prevention in adults and children.","enrichmentLevel":3,"visitCount":0,"trialStats":{"total":0,"withResults":0},"verificationStatus":"verified","dataCompleteness":{"mechanism":true,"indications":true,"safety":true,"trials":true,"score":4}}