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Important: VAERS reports alone cannot determine if a vaccine caused an adverse event. Reports may contain incomplete, inaccurate, or unverified information. Correlation does not equal causation.
Seqirus
22,370 total reports0.8% market share
22,370
Total Reports
130
Deaths
859
Hospitalizations
4
Vaccines
About Seqirus
Seqirus has 22,370 adverse event reports in VAERS, representing 0.8% of all manufacturer-attributed reports.
Of these reports, 130 mentioned death and 859 involved hospitalization.
Seqirus produces 4 vaccines tracked in VAERS. Their relatively low report count reflects a smaller market presence or specialized vaccine portfolio.
Vaccines by Seqirus
Understanding Manufacturer Data
•Market presence matters: More reports often reflect more doses distributed, not necessarily more safety issues.
•Reporting varies: Newer vaccines and those under heightened scrutiny tend to have higher reporting rates.
•All manufacturers meet FDA standards: Safety and efficacy requirements apply equally to all approved vaccines.
Data Source
This data comes from the Vaccine Adverse Event Reporting System (VAERS), jointly managed by CDC and FDA.