Report #2834977

Received Apr 9, 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: AR
Recovered: Unknown
Vaccinated: Mar 25, 2025
Onset: Mar 25, 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	Y010306	—

Symptoms (2)

No adverse eventProduct storage error

Symptom narrative

No additional AE; administered PROQUAD with a possible TE; This spontaneous report was received from a Physician and refers to a patient of unknown age and gender. The patient's medical history was not reported. The patient's concurrent conditions were not reported. Concomitant therapies were not reported. On 25-Mar-2025, the patient was vaccinated with a possible improperly stored dose of Measles, Mumps, Rubella and Varicella (Oka-Merck) Virus Vaccine Live (PROQUAD) lot #Y010306, expiration date: 01-Dec-2025 (strength, dose, dose number, route and anatomical location were not provided) for prophylaxis; the vaccine was reconstituted with sterile diluent (MERCK STERILE DILUENT) (no details provided). The data logger went out overnight but freezer stayed running. No data to ensure proper storage conditions. No confirmed case of TE as temperatures stayed within range the day before and the morning after. No adverse event reported.

Other medications

Sterile diluent