Received Mar 9, 2026
| Type | Name | Manufacturer | Dose | Lot | Route / Site |
|---|---|---|---|---|---|
| MMR | MEASLES + MUMPS + RUBELLA (MMR II) | MERCK & CO. INC. | UNK | Y019931 | — |
| UNK | VACCINE NOT SPECIFIED (NO BRAND NAME) | UNKNOWN MANUFACTURER | UNK | — | — |
Medical assistant reported MMR II was administered after a temperature excursion; This spontaneous report was received from a medical assistant and refers to a specific patient of unknown age and gender. The patient's medical history, concurrent conditions and concomitant therapies were not reported. On 25-Feb-2026, the patient was vaccinated with Measles, Mumps, and Rubella (Wistar RA 27-3) Virus Vaccine, Live (M-M-R II) once (lot #Y019931 with valid expiration date reported as 04-Dec-2026) (dose, route of administration and vaccination site were not reported) administered for prophylaxis. The vaccine was reconstituted with sterile diluent, solution for injection (lot # and expiration date were not reported). The vaccine was administered after a temperature excursion (temperature: 48.1°F; time frame: 28 hours) (product storage error). There was no previous temperature excursion. No further information was provided. No product quality complaint (PQC) was reported. This was one of several reports received from the same reporter.
Sterile diluent