Report #2853146

Received Aug 7, 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: MI
Recovered: Unknown
Vaccinated: Jul 14, 2025
Onset: Jul 14, 2025
Days to onset: 0
Hospital days: —

Vaccines (1)

Type	Name	Manufacturer	Dose	Lot	Route / Site
VARCEL	VARICELLA (VARIVAX)	MERCK & CO. INC.	UNK	Y015559	OT / LL

Symptoms (1)

Product storage error

Symptom narrative

vaccine administered after temperature excursion; This spontaneous report was received from medical assistant and refers to a patient of unknown age and gender. The patient's medical history was not reported. The patient's concurrent conditions were not reported. Concomitant therapies were not reported. On 14-JUL-2025, the patient was vaccinated with an improperly stored dose of Varicella Virus Vaccine Live (Oka-Merck) (VARIVAX), Injection, lot #Y015559, expiration date was reported as 16-SEP-2026, 0.5 mL, diluted with sterile diluent (lot # and expiration date were not reported); administered by Subcutaneous route in Left Thigh for prophylaxis. The dose experienced a temperature excursion -8.4 Celsius degrees for time frame 48 minutes, no other previous temperature excursion was experienced.

Other medications

Sterile diluent