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
48 yrs
State
—
Recovered
Unknown
Vaccinated
Nov 28, 2025
Onset
Nov 28, 2025
Days to onset
0
Hospital days
—
Vaccines (1)
Type
Name
Manufacturer
Dose
Lot
Route / Site
HEP
HEP B (RECOMBIVAX HB)
MERCK & CO. INC.
N/A
Y012148
IM
Symptoms (2)
Incorrect dose administeredNo adverse event
Symptom narrative
No adverse reaction. Hep B 10 mcg/ml (Recombivax HB) ordered, but Hep B (Recombivax HB) 40 mcg/ml given