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
4 yrs
State
CA
Recovered
Recovered
Vaccinated
Apr 24, 2026
Onset
Apr 24, 2026
Days to onset
0
Hospital days
—
Vaccines (1)
Type
Name
Manufacturer
Dose
Lot
Route / Site
MMRV
MEASLES + MUMPS + RUBELLA + VARICELLA (PROQUAD)
MERCK & CO. INC.
2
Y017513
SC / RA
Symptoms (2)
Expired product administeredNo adverse event
Symptom narrative
EXPIRED VACCINE ADMINISTERED TO PATIENT. NO ADVERSE OUTCOME.