Report #2878494

Received Dec 18, 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: Unknown
Age: Age unknown
State: VA
Recovered: Unknown
Vaccinated: Dec 3, 2025
Onset: Dec 3, 2025
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	Z010729	OT

Symptoms (2)

No adverse eventProduct administered to patient of inappropriate age

Symptom narrative

No additional AEs or PQC reported.; PROQUAD was administered to a 16 year old patient.; This spontaneous report was received from a Nurse and refers to a 16-year-old patient of unknown gender. The patient's medical history was not reported. The patient's concurrent conditions were not reported. Concomitant therapies were not reported. On 03-Dec-2025, the patient was vaccinated with a dose of Measles, Mumps, Rubella and Varicella (Oka-Merck) Virus Vaccine Live (PROQUAD) lot #Z010729, expiration date: 22-Dec-2026, 0.5 mL, administered by Intramuscular route (strength, dose number, and anatomical location were not provided) (Inappropriate age at vaccine administration) No adverse event reported.

Other medications

Sterile diluent