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Report #2890198

Received Mar 20, 2026

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
GA
Recovered
Unknown
Vaccinated
Feb 26, 2026
Onset
Feb 26, 2026
Days to onset
0
Hospital days

Vaccines (1)

TypeNameManufacturerDoseLotRoute / Site
MMRVMEASLES + MUMPS + RUBELLA + VARICELLA (PROQUAD)MERCK & CO. INC.UNKZ014409

Symptoms (2)

No adverse eventProduct storage error

Symptom narrative

no symptomatic AE/ No additional AE; PROQUAD that had an excursion on 20-JAN-2026. The caller reports that a dose was administered to patient on 26-FEB-2026.; This Spontaneous report was received from a nurse and referred to a patient of unknown age and gender. The patient's medical history was not reported. The patient's past medications were not reported. The patient's concomitant medications were not reported. On 26-Feb-2026, the patient was vaccinated with Measles, Mumps, Rubella and Varicella (Oka-Merck) Virus Vaccine Live lyophilisate and solvent for solution for injection (PROQUAD) 1 dose (valid lot# Z014409; expiration date: 10-Mar-2027) (exact dose and route of administration were not reported) for prophylaxis. The vaccine was reconstituted using sterile diluent (lot# and expiration date were not reported). It was reported that the vaccine experienced temperature excursion on 20-Jan-2026 (Product storage error). It was confirmed that there was no symptomatic AE (No adverse event). Lot# (regarding sterile diluent) is being requested and will be submitted if received.

Other medications

MERCK STERILE DILUENT