Report #2844808

Received Jun 12, 2025

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: 1 yrs
State: PA
Recovered: Unknown
Vaccinated: Jun 12, 2025
Onset: Jun 12, 2025
Days to onset: 0
Hospital days: —

Vaccines (3)

Type	Name	Manufacturer	Dose	Lot	Route / Site
MMR	MEASLES + MUMPS + RUBELLA (MMR II)	MERCK & CO. INC.	1	Y011484	IM / LL
MMRV	MEASLES + MUMPS + RUBELLA + VARICELLA (PROQUAD)	MERCK & CO. INC.	N/A	y013572	IM / RL
PNC20	PNEUMO (PREVNAR20)	PFIZER\WYETH	4	LP946	UN

Symptoms (1)

Product administered to patient of inappropriate age

Symptom narrative

proquad administered instead of varicella. Patient received additional dose of mmr and Proquad is not indicated at this age. Error noted immediately after administration.