Report #2890424

Received Mar 23, 2026

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: NH
Recovered: Unknown
Vaccinated: Mar 23, 2026
Onset: Mar 23, 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.	1	2014406	IM

Symptoms (1)

Wrong product administered

Symptom narrative

Pt. given MMRV instead of MMR at 12 month visit. Pt was also given Varicella since they were supposed to only get MMR.

Current illness

None

Medical history

None

Other medications

None

Allergies

None

Lab data

N/A