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Report #2848330

Received Jul 3, 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
TX
Recovered
Unknown
Vaccinated
Jun 20, 2025
Onset
Jun 20, 2025
Days to onset
0
Hospital days
—

Vaccines (1)

TypeNameManufacturerDoseLotRoute / Site
MMRVMEASLES + MUMPS + RUBELLA + VARICELLA (PROQUAD)MERCK & CO. INC.UNKY019171—

Symptoms (1)

Product storage error

Symptom narrative

No additional AE; one patient who received improperly stored PROQUAD; This spontaneous report was received from a nurse and refers to a patient of unknown age and gender. The patient's medical history, concurrent conditions and concomitant therapies were not reported. On 20-Jun-2025, the patient was vaccinated with improperly stored Measles, Mumps, Rubella and Varicella (Oka-Merck) Virus Vaccine Live (PROQUAD), (valid lot #Y019171, expiration date: 18-May-2026) 0.5 mL for prophylaxis (product storage error). The vaccine was reconstituted with sterile diluent (MERCK STERILE DILUENT) (lot # and expiration date were not provided). Measles, Mumps, Rubella and Varicella (Oka-Merck) Virus Vaccine Live (PROQUAD) was stored in temperature 6.3F for 16 minutes. There was not reported previous temperature excursion.

Other medications

Sterile diluent