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Report #2851831

Received Jul 30, 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
Jun 25, 2025
Onset
Jun 25, 2025
Days to onset
0
Hospital days
—

Vaccines (1)

TypeNameManufacturerDoseLotRoute / Site
MMRVMEASLES + MUMPS + RUBELLA + VARICELLA (PROQUAD)MERCK & CO. INC.UNKZ003309—

Symptoms (2)

No adverse eventProduct storage error

Symptom narrative

No additional AE; a patient received a dose of improperly stored PROQUAD; This spontaneous report was received from a nurse and referred 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-JUN-2025, the patient was vaccinated with dose of improperly stored measles, mumps, rubella and varicella (Oka-Merck) virus vaccine live (PROQUAD) (lot # Z003309, expiration date was not provided, but upon internal validation was established as 21-JUL-2026) (0.5mL; dose number, strength, formulation, route and anatomical site were unknown) for prophylaxis, which was reconstituted with sterile diluent (BAXTER STERILE DILUENT) (indication, expiration date, and lot # were not reported) (product storage error). No additional adverse event (no adverse event). The storage temperature of the vaccine was reported as 52.2 degrees Fahrenheit (F) for an unknown time frame. The previous temperature excursion was reported as not applicable. The outcome of the events was unknown.

Other medications

Sterile diluent