Report #2854036

Received Aug 14, 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: VA
Recovered: Unknown
Vaccinated: Jul 16, 2025
Onset: —
Days to onset: —
Hospital days: —

Vaccines (1)

Type	Name	Manufacturer	Dose	Lot	Route / Site
VARCEL	VARICELLA (VARIVAX)	MERCK & CO. INC.	UNK	Y019318	—

Symptoms (2)

No adverse eventProduct storage error

Symptom narrative

HCP reporting that a patient received a dose of improperly stored VARIVAX; No additional AE; This spontaneous report was received from a nurse and refers to a patient of unknown age and gender. The patient's medical history, current conditions and concomitant therapies was not reported. On 16-JUL-2025, the patient received a dose of improperly stored with Varicella Virus Vaccine Live (Oka-Merck) (VARIVAX) at a dose of 0.5ml (lot #Y019318, who had been verified to be a valid lot number, expiration date reported and validated as 21-NOV-2026) as prophylaxis. The vaccine was reconstituted with sterile diluent (MERCK STERILE DILUENT). The vaccine temperature was 52.2F, and there was no information about the date the excursion occurred (Product storage error). There was no information about previous temperature excursion. No additional adverse events.

Other medications

Sterile diluent