Report #2851830

Received Jul 30, 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: Jun 16, 2025
Onset: Jun 16, 2025
Days to onset: 0
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

No symptoms or side effects were reported; patient received a dose of improperly stored VARIVAX; This spontaneous report was received from a healthcare professional and refers to a patient of unknown age and gender. The patient's medical history and concurrent conditions were not reported. On 16-Jun-2025, the patient was vaccinated with a dose of improperly stored Varicella Virus Vaccine Live (Oka-Merck) (VARIVAX) (0.5ml, lot #Y019318, expiration date: 21-Nov-2026; route of administration, dose number in series and anatomical site were not reported) for prophylaxis. The vaccine was reconstituted with properly stored sterile diluent(MERCK STERILE DILUENT). The temperature excursion was 52.2 Fahrenheit degrees for unknown duration. The healthcare professional reported that she did not know the date the excursion occurred, but knows the Varicella Virus Vaccine Live (Oka-Merck) (VARIVAX) was administered following the excursion. There was no previous temperature excursion. No adverse effects reported.

Other medications

Sterile Diluent