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Report #2851271

Received Jul 25, 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
MO
Recovered
Unknown
Vaccinated
Jun 13, 2025
Onset
Jun 13, 2025
Days to onset
0
Hospital days
—

Vaccines (2)

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

Symptoms (2)

No adverse eventProduct storage error

Symptom narrative

No symptoms reported; patient who received improperly stored PROQUAD on 06/13/2025.; 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 13-JUN-2025, the patient was vaccinated with improperly stored (6.3 F for 16 minutes) measles, mumps, rubella and varicella (oka-merck) virus vaccine live (PROQUAD) injection at a dose of 0.5 mL, lot #Y019171, expiration date: 18-MAY-2026 (route of administration and anatomical location were not reported) for prophylaxis (Product storage error). The vaccine was reconstituted with sterile diluent (MERCK STERILE DILUENT) (lot# and expiry date were not reported). No symptoms reported. This is one of several reports received from the same reporter.