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.
#335 most reported symptom for this vaccine
No reaction on previous exposure to drug has been reported 54 times in association with Influenza, Seasonal vaccination in VAERS. This represents 0.2% of all 32,816 reports for this vaccine.
Among these reports, 0 mentioned death (0.00%) and 5 involved hospitalization (9.3%).
No reaction on previous exposure to drug is the #335 most frequently reported symptom for Influenza, Seasonal out of 2462 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.
Seeing 54 reports of No reaction on previous exposure to drug after Influenza, Seasonal 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.
This data comes from the Vaccine Adverse Event Reporting System (VAERS), jointly managed by CDC and FDA.