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.
No adverse event Reports for Influenza, Seasonal (Flulaval Quadrivalent)
#9 most reported symptom for this vaccine
No adverse event and Influenza, Seasonal (Flulaval Quadrivalent)
No adverse event has been reported 3,536 times in association with Influenza, Seasonal (Flulaval Quadrivalent) vaccination in VAERS. This represents 6.8% of all 52,111 reports for this vaccine.
Among these reports, 0 mentioned death (0.00%) and 1 involved hospitalization (0.0%).
No adverse event is the #9 most frequently reported symptom for Influenza, Seasonal (Flulaval Quadrivalent) out of 2354 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 3,536 reports of No adverse event after Influenza, Seasonal (Flulaval Quadrivalent) vaccination may seem alarming, but context is critical.
The mortality rate among these reports is very low at 0.00%, suggesting most cases are non-fatal.
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.