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Report #2854271

Received Aug 15, 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 30, 2025
Onset
Jun 30, 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 symptoms or side effects were reported by HCP. No additional AE/No PQC.; HCP reporting that a patient received a dose of improperly stored PROQUAD. Reference TE case #02843001. HCP reported that she did not know the date the excursion occurred, but knows the PROQUAD was administered following the excursion. HCP reported; 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 30-Jun-2025, the patient was vaccinated with a dose of improperly stored Measles, Mumps, Rubella and Varicella (Oka-Merck) Virus Vaccine Live (PROQUAD), 0.5 mL (lot #Z003309 has been verified to be a valid lot number, expiration date not reported, but upon internal validation established as: 21-Jul-2026) (strength and route of administration were not provided) as prophylaxis (Product storage error). The vaccine was reconstituted with sterile diluent (MERCK STERILE DILUENT) (lot # and expiration date were not reported). Temperature was 52.2 F, time frame was unknown by reporter. Operator of device was health professional. The reporter did not know the date the excursion occurred. No symptoms or side effects were reported by HCP. No additional adverse event (AE) (No adverse event).

Other medications

sterile diluent