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Report #2843625

Received Jun 3, 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
CA
Recovered
Unknown
Vaccinated
May 16, 2025
Onset
May 16, 2025
Days to onset
0
Hospital days
—

Vaccines (1)

TypeNameManufacturerDoseLotRoute / Site
VARCELVARICELLA (VARIVAX)MERCK & CO. INC.2Z003767OT

Symptoms (2)

No adverse eventProduct storage error

Symptom narrative

Nurse confirmed the patient has not reported any medical concerns or symptoms after being administered the improperly stored dose of VARIVAX.; Nurse calling with a report of an adverse event regarding an improperly stored and administered dose of VARIVAX. Nurse stated that the VARIVAX was involved in a temperature excursion beginning on 5/8/2025 and was administered to a patient on 5/16/20; This spontaneous report was received from a registered nurse and refers to a patient of unknown age and gender. The patient's medical history, concurrent conditions and concomitant therapies were not reported. Beginning on 08-MAY-2025, the Varicella Virus Vaccine Live (Oka-Merck) (VARIVAX) was involved in a temperature excursion, then, on 16-May-2025, the patient was vaccinated with this vaccine, which was the second dose of Varicella Virus Vaccine Live (Oka-Merck) (VARIVAX), (lot #Z003767, expiration date: 30-Jan-2027), 0.5 mL administered by Unknown route as prophylaxis. The vaccine was reconstituted with a Sterile diluent (lot# and expiration date not reported. Nurse confirmed the patient has not reported any medical concerns or symptoms after being administered the improperly stored dose of VARIVAX. No additional information provided. No additional AE/PQC.

Other medications

Sterile diluent