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Report #2883558

Received Jan 31, 2026

Office visit
A note on interpretation. VAERS reports are unverified and may be incomplete or coincidental. A report does not establish that a vaccine caused an event, and counts should not be used to calculate incidence or infer causation. Full disclaimer

Overview

Sex
Male
Age
17 yrs
State
NH
Recovered
Not recovered
Vaccinated
Dec 8, 2025
Onset
Jan 26, 2026
Days to onset
49
Hospital days
—

Vaccines (1)

TypeNameManufacturerDoseLotRoute / Site
FLU3INFLUENZA (SEASONAL) (FLUBLOK)SANOFI PASTEURUNK——

Symptoms (2)

InfluenzaInfluenza B virus test positive

Symptom narrative

I caught flu B and the flu vaccine has not prevented me from catching it.

Current illness

None

Medical history

None

Other medications

None

Allergies

None

Lab data

On Jan 30th I tested positive for flu B