Report #2841928

Received May 21, 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: 4 yrs
State: IL
Recovered: Unknown
Vaccinated: May 8, 2025
Onset: May 8, 2025
Days to onset: 0
Hospital days: —

Vaccines (2)

Type	Name	Manufacturer	Dose	Lot	Route / Site
MMRV	MEASLES + MUMPS + RUBELLA + VARICELLA (PROQUAD)	MERCK & CO. INC.	UNK	X026409	—
MMRV	MEASLES + MUMPS + RUBELLA + VARICELLA (PROQUAD)	MERCK & CO. INC.	UNK	—	—

Symptoms (2)

Expired product administeredNo adverse event

Symptom narrative

No symptoms reported; an expired dose of PROQUAD was administered to a 4-year-old male patient on 5/8/2025; This spontaneous report has been received from a Nurse referring to a 4-year-old male patient. The patient's concurrent conditions, pertinent medical history, previous drug reactions/allergies, and concomitant therapies were not provided. On 08-MAY-2025, the patient was vaccinated with Measles, Mumps, Rubella and Varicella (Oka-Merck) Virus Vaccine Live (PROQUAD) (+) diluent, with valid lot # X026409 and expiration date: 07-May-2025 (strength, dose, frequency, route of administration, lot #, and expiration date were not provided) as prophylaxis (Expired product administered). No symptoms reported (No adverse event).