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Report #2855105

Received Aug 22, 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
MD
Recovered
Unknown
Vaccinated
Aug 11, 2025
Onset
Aug 11, 2025
Days to onset
0
Hospital days
—

Vaccines (2)

TypeNameManufacturerDoseLotRoute / Site
MMRVMEASLES + MUMPS + RUBELLA + VARICELLA (PROQUAD)MERCK & CO. INC.UNKZ003308—
MMRVMEASLES + MUMPS + RUBELLA + VARICELLA (PROQUAD)MERCK & CO. INC.UNK——

Symptoms (2)

No adverse eventProduct storage error

Symptom narrative

No additional AE; TE with administered PROQUAD; This spontaneous report was received from a physician and refers to a patient of unknown age and gender. The patient's medical history, concurrent conditions, concomitant therapies, previous drugs reactions and allergies were not reported. On 11-Aug-2025, the patient was vaccinated with an improperly stored dose of measles, mumps, rubella and varicella (oka-merck) virus vaccine live (rHA [recombinant Human albumin]) (PROQUAD) administered as prophylaxis (Lot No. Z003308 has been verified to be a valid lot number for [measles, mumps, rubella and varicella (oka-merck) virus vaccine live], expiration date reported and upon internal validation established as 21-Jul-2026) (strength, dose number, exact dose quantity volume, route, anatomical location of administration and vaccination scheme frequency were not provided); that was reconstituted with sterile diluent (Lot No., expiration date, route and indication was not reported) (product storage error), after a temperature excursion of -14.55 degree Celsius (C) during a time frame of 35 minutes. No previous temperature excursion was reported. No additional information or adverse events or PQC were provided (no adverse event).