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
4 yrs
State
MI
Recovered
Unknown
Vaccinated
Jul 21, 2025
Onset
Jul 23, 2025
Days to onset
2
Hospital days
—
Vaccines (1)
Type
Name
Manufacturer
Dose
Lot
Route / Site
MMRV
MEASLES + MUMPS + RUBELLA + VARICELLA (PROQUAD)
MERCK & CO. INC.
2
Z002987
SC / RL
Symptoms (1)
Injection site erythema
Symptom narrative
Patient developed large area of erythema surrounding injection site