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.
Influenza (h1n1) (h1n1 (monovalent) (unknown)) has 2,265 reports in VAERS spanning from 1990 to 2026. Of these reports, 53 mentioned death, 117 involved hospitalization, and 701 required emergency department visits. This vaccine is manufactured by: Unknown Manufacturer. This vaccine accounts for 0.1% of all 1,983,260 reports in the VAERS database.
Influenza (h1n1) (h1n1 (monovalent) (unknown)) has 2,265 reports in VAERS spanning from 1990 to 2026.
Of these reports, 53 mentioned death, 117 involved hospitalization, and 701 required emergency department visits.
This vaccine is manufactured by: Unknown Manufacturer.
This vaccine accounts for 0.1% of all 1,983,260 reports in the VAERS database.
This vaccine averages 142 reports per year over 16 years of reporting (2009–2024).
This data comes from the Vaccine Adverse Event Reporting System (VAERS), jointly managed by CDC and FDA.