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
Female
Age
0.5 yrs
State
CO
Recovered
Unknown
Vaccinated
Oct 27, 2025
Onset
Oct 27, 2025
Days to onset
0
Hospital days
—
Vaccines (1)
Type
Name
Manufacturer
Dose
Lot
Route / Site
COVID19
COVID19 (COVID19 (PFIZER-BIONTECH))
PFIZER\BIONTECH
1
NA4457
IM / RA
Symptoms (1)
Incorrect dose administered
Symptom narrative
6 MONTH OLD RECEIVED COVID VACCINE FOR 12+ FORMULARY