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
0.5 yrs
State
CA
Recovered
Recovered
Vaccinated
Dec 1, 2025
Onset
Dec 1, 2025
Days to onset
0
Hospital days
—
Vaccines (1)
Type
Name
Manufacturer
Dose
Lot
Route / Site
IPV
POLIO VIRUS, INACT. (IPOL)
SANOFI PASTEUR
4
Y1D03P1
IM / LL
Symptoms (2)
Inappropriate schedule of product administrationNo adverse event
Symptom narrative
Polio #4 given too early. Not due. No adverse events. Patient tolerated well