Report #2860734

Received Sep 23, 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: FL
Recovered: Unknown
Vaccinated: Aug 28, 2025
Onset: Aug 28, 2025
Days to onset: 0
Hospital days: —

Vaccines (2)

Type	Name	Manufacturer	Dose	Lot	Route / Site
VARCEL	VARICELLA (VARIVAX)	MERCK & CO. INC.	UNK	Y013348	—
VARCEL	VARICELLA (VARIVAX)	MERCK & CO. INC.	UNK	—	—

Symptoms (2)

No adverse eventProduct storage error

Symptom narrative

No additional AE; Customer called to report TE. VARIVAX was administered to on patient on 08/28/2025.; This spontaneous report was received from an office manager and refers to a patient of unknown age and gender. The patient's medical history, concurrent conditions and concomitant therapies were not reported. On 28-AUG-2025, the patient was vaccinated with an improperly stored (8 F for 46 hours, no previous temperature excursions) varicella virus vaccine live (oka-merck) (VARIVAX) injection at a total dose of 0.5 mL, lot #Y013348, expiration date: 02-AUG-2026, administered for prophylaxis (route of administration and anatomical location were not reported) (Product storage error). The vaccine was reconstituted with sterile diluent (lot# and expiration date not reported). No additional adverse event was reported.