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.
Pyrexia Reports for Influenza, Seasonal (Fluvirin)
#1 most reported symptom for this vaccine
Pyrexia and Influenza, Seasonal (Fluvirin)
Pyrexia has been reported 14,616 times in association with Influenza, Seasonal (Fluvirin) vaccination in VAERS. This represents 12.2% of all 119,695 reports for this vaccine.
Among these reports, 149 mentioned death (1.02%) and 1,540 involved hospitalization (10.5%).
Pyrexia is the #1 most frequently reported symptom for Influenza, Seasonal (Fluvirin) out of 3021 total symptoms.
Disclaimer: VAERS reports describe events that occurred after vaccination but do not establish that the vaccine caused the event. Many reported symptoms may be coincidental or related to underlying conditions.
What This Means
Seeing 14,616 reports of Pyrexia after Influenza, Seasonal (Fluvirin) vaccination may seem alarming, but context is critical. With 119,695 total reports for this vaccine (representing many millions of doses), Pyrexia appears in only 12.2% of reports.
The mortality rate of 1.02% warrants monitoring, though VAERS deaths represent temporal associations, not confirmed causal links.
Important Context
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Quick Facts
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Data Source
This data comes from the Vaccine Adverse Event Reporting System (VAERS), jointly managed by CDC and FDA.