Received Feb 22, 2026
| Type | Name | Manufacturer | Dose | Lot | Route / Site |
|---|---|---|---|---|---|
| VARCEL | VARICELLA (VARIVAX) | MERCK & CO. INC. | UNK | Z013022 | — |
| VARCEL | VARICELLA (VARIVAX) | MERCK & CO. INC. | UNK | — | — |
No symptoms were reported.No additional AE.; administration of improperly stored vaccines; This spontaneous report was received from a nurse, concerning a patient of unknown age and gender. The patient's medical history, concurrent conditions and concomitant therapies were not reported. On an unknown date, the vaccine with Varicella Virus Vaccine Live (Oka-Merck) (VARIVAX) experienced a temperature excursion (TE) at 36 F to 46 F. On 19-Dec-2025, the patient was vaccinated with a vaccine involved in a TE: Varicella Virus Vaccine Live (Oka-Merck) (VARIVAX), (lot #Z013022 has been verified to be valid, expiration date reported and confirmed as 12-Aug-2027) 0.5 mL, as prophylaxis (route not provided); RECONSTITUTED with sterile diluent (indication, dose, route, expiration date, and lot # were not reported). (Product storage error) No additional symptoms or adverse event was reported (No adverse event). This is one of several reports received from the same reporter.