Report #2853310

Received Aug 8, 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: Jul 2, 2025
Onset: Jul 2, 2025
Days to onset: 0
Hospital days: —

Vaccines (1)

Type	Name	Manufacturer	Dose	Lot	Route / Site
VARCEL	VARICELLA (VARIVAX)	MERCK & CO. INC.	UNK	Z004454	—

Symptoms (2)

No adverse eventProduct storage error

Symptom narrative

no additional AE; VARIVAX involved in the patients since being involved in themperature excursion has been administered to multiple excursion; This spontaneous report was received from a medical assistant and refers to a patient of unknown age and gender. The patient's medical history, concurrent conditions, and concomitant therapies were not reported. On 02-Jul-2025, the patient was vaccinated with an improperly stored dose of Varicella Virus Vaccine Live (Oka-Merck) (VARIVAX REFRIGERATOR STABLE), Solution for injection (lot #Z004454, expiration date: 13-Feb-2027) (1 dose) which was diluted with sterile diluent (MERCK STERILE DILUENT), Solution for injection (indication, expiration date, and lot # were not reported). The vaccine underwent a temperature excursion of3 36.5 F for 2 hours 21 minutes. There was no previous temperature excursion. No additional adverse event was reported.

Other medications

sterile diluent