Report #2851111

Received Jul 25, 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: 0.2 yrs
State: TX
Recovered: Unknown
Vaccinated: Jul 22, 2025
Onset: Jul 22, 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	Z008221	OT

Symptoms (2)

No adverse eventProduct administered to patient of inappropriate age

Symptom narrative

Caller reported 2 month old patient inadvertently received PROQUAD. No other information provided. No additional AE/PQC reported.; Caller reported 2 month old patient inadvertently received PROQUAD. No other information provided. No additional AE/PQC reported.; This spontaneous report was received from a Nurse Practitioner on 22-Jul-2025 and refers to a 2-month-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 22-Jul-2025, the patient inadvertently received measles, mumps, rubella and varicella (Oka-Merck) virus vaccine live (PROQUAD), Injection, lot #Z008221, expiration date: 27-Oct-2026, 0.5 mL, administered by Intramuscular (IM) route for Prophylaxis (Product administered to patient of inappropriate age). No other information provided. No additional adverse event (AE)/product quality compliance (PQC) reported.