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Report #2887442

Received Mar 3, 2026

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
4 yrs
State
FL
Recovered
Unknown
Vaccinated
Feb 20, 2026
Onset
Feb 20, 2026
Days to onset
0
Hospital days

Vaccines (2)

TypeNameManufacturerDoseLotRoute / Site
MMRMEASLES + MUMPS + RUBELLA (MMR II)MERCK & CO. INC.UNKZ010669
VARCELVARICELLA (VARIVAX)MERCK & CO. INC.UNKZ015815

Symptoms (2)

No adverse eventProduct storage error

Symptom narrative

No symptoms were reported; called to report TE. VARIVAX and MMRII were administered to one patient; This spontaneous report was received from office manager professional and referred to a/an 4 -year-old patient of unknown gender. The patient's medical history was not reported. The patient's past medications were not reported. The patient's concomitant medications were not reported. On 20-Feb-2026, the patient was vaccinated with Varicella Virus Vaccine Live (Oka-Merck) (VARIVAX) lyophilisate and solvent for solution for injection (Batch/Lot Number: Z015815) (Expiration date: 13-Oct-2027); Measles, Mumps, and Rubella (Wistar RA 27-3) Virus Vaccine, Live (M-M-R II) lyophilisate and solvent for solution for injection (Batch/Lot Number: Z010669) (Expiration date: 24-Jun-2027), together with sterile diluent, both for prophylaxis. It was reported that the vaccines underwent temperature excursion (temperature: 12.57F, time frame: 34 minutes, no previous temperature excursion) (product storage error). No additional AE reported (no adverse event).

Other medications

Sterile diluent