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Report #2857391

Received Sep 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
26 yrs
State
NY
Recovered
Unknown
Vaccinated
Aug 21, 2025
Onset
Aug 21, 2025
Days to onset
0
Hospital days
—

Vaccines (1)

TypeNameManufacturerDoseLotRoute / Site
VARCELVARICELLA (VARIVAX)MERCK & CO. INC.UNKZ008196—

Symptoms (2)

No adverse eventProduct storage error

Symptom narrative

No additional AE; HCP called to report a TE for VARIVAX; This spontaneous report has been received from a nurse, regarding to a 26-year-old patient of unknown gender. The patient's pertinent medical history, concurrent conditions, concomitant medications, and previous drug reactions or allergies were not reported. On 21-AUG-2025, the patient was vaccinated with an improperly stored dose of Varicella Virus Vaccine Live (Oka-Merck) (VARIVAX) at a dose of 0.5 milliliter (ml), lot number Z008196 which had been verified to be a valid number; expiration date reported and upon internal validation established as 30-APR-2027 with sterile diluent (anatomical site of injection was not provided). Administered doses were stored at a temperature of -11.8 degrees Celsius (C) during a time frame of 45 minutes. There was no previous temperature excursion. No additional adverse events were reported in the patient.

Other medications

Sterile diluent