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Report #2844275

Received Jun 9, 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
MT
Recovered
Unknown
Vaccinated
May 23, 2025
Onset
May 23, 2025
Days to onset
0
Hospital days
—

Vaccines (1)

TypeNameManufacturerDoseLotRoute / Site
MMRVMEASLES + MUMPS + RUBELLA + VARICELLA (PROQUAD)MERCK & CO. INC.UNKY010930—

Symptoms (2)

No adverse eventProduct storage error

Symptom narrative

No symptoms reported.; HCP reported a lot of PROQUAD was administered on 23MAY2025 after the product experienced a temperature excursion on 19MAY2025.; This spontaneous report was received from a registered 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 19-MAY-2025, a temperature excursion occurred at a temperature of 10.5 Fahrenheit during a time frame of 1 hour. On 23-May-2025, the patient was vaccinated with an improperly storage dose of Measles, Mumps, Rubella and Varicella (Oka-Merck) Virus Vaccine Live (PROQUAD), 0.5 mL, lot #Y010930; which has been verified to be valid for Measles, Mumps, Rubella and Varicella (Oka-Merck) Virus Vaccine Live, expiration date reported and upon internal validation establish as 14-DEC-2025 and with the sterile diluent (BAXTER STERILE DILUENT) 0.5 mL, lot #1950636; which has been verified to be valid, expiration date reported and upon internal validation establish as 22-JAN-2026, 0.5 mL, both administered for prophylaxis (dose number, vaccination site scheme, route and anatomical site of administration were not provided) (Product storage error). No previous temperature excursion. No symptoms reported (No adverse event).

Other medications

Diluent Mrk