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Report #2840148

Received May 8, 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
WA
Recovered
Unknown
Vaccinated
Apr 9, 2025
Onset
Apr 9, 2025
Days to onset
0
Hospital days
—

Vaccines (1)

TypeNameManufacturerDoseLotRoute / Site
MMRVMEASLES + MUMPS + RUBELLA + VARICELLA (PROQUAD)MERCK & CO. INC.UNKY009982OT

Symptoms (2)

No adverse eventProduct storage error

Symptom narrative

No additional AE; Caller reported AE on behalf of a patient who was administered improperly stored PROQUAD on 4/9/2025 following a TE that started on 3/17/2025. No symptoms reported. No additional AE details reported. Obtained consent to contact HCP. TE Filed (Case #0; This spontaneous report was received from another health professional and refers to a patient of unknown age and gender. The patient's medical history, concurrent conditions, and concomitant therapies were not reported. On 09-APR-2025, the patient was vaccinated with an improper stored dose of Measles, Mumps, Rubella and Varicella (Oka-Merck) Virus Vaccine Live (PROQUAD) at a dose of 0.5 ml (lot #Y009982, which had been verified to be a valid lot number; expiration date reported and confirmed as 24-NOV-2025; route of administration and anatomical location were not provided) as prophylaxis which was diluted with a sterile diluent (lot and expiry date not provided). The suspect vaccine was administered following a temperature excursion of 13.91 degrees Celsius / 14.4 degrees Celsius up to -10.4 degrees Celsius with a time frame of 360 Hours 0 Minutes 0 Seconds (on 17-MAR-2025). No symptoms reported (no adverse event). No previous temperature excursion was reported.

Other medications

Sterile diluent