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
KS
Recovered
Unknown
Vaccinated
Jan 31, 2026
Onset
Jan 31, 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.
UNK
Z007851
IM / RL
Symptoms (1)
Product administered to patient of inappropriate age
Symptom narrative
The patient was given a MMRV combined vaccine instead of two separate vaccines.