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Report #2885235

Received Feb 12, 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
MA
Recovered
Unknown
Vaccinated
Feb 4, 2026
Onset
Feb 4, 2026
Days to onset
0
Hospital days

Vaccines (2)

TypeNameManufacturerDoseLotRoute / Site
VARCELVARICELLA (VARIVAX)MERCK & CO. INC.UNKZ008428
VARCELVARICELLA (VARIVAX)MERCK & CO. INC.UNKZ013023

Symptoms (2)

No adverse eventProduct storage error

Symptom narrative

No additional AE; administered VARIVAX during a temperature excursion; This spontaneous report was received from other health professional, concerning to patient of unknown age and gender. The patient's medical history, concurrent conditions and concomitant therapies were not reported. On an unknown date, the vaccine Varicella Virus Vaccine Live (Oka-Merck) (VARIVAX) experience a temperature excursion (TE) for 48 minutes at -11.75C. On 04-Feb-2026, the patient was vaccinated with the vaccine involved in the TE: Varicella Virus Vaccine Live (Oka-Merck) (VARIVAX), 0.5 mL (lot #Z008428 has been verified to be valid, expiration date reported and confirmed as 06-May-2027) or with (lot #Z013023 has been verified to be valid, expiration date reported and confirmed as 12-Aug-2027) as prophylaxis; reconstituted with sterile diluent (Hollister-Stier STERILE DILUENT), (dose, route, indication, expiration date, and lot # were not reported). (Product storage error). No additional adverse event was reported (No adverse event). This was one of several reports received from the same reporter.

Other medications

DILUENT MRK