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Report #2884596

Received Feb 6, 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
Age unknown
State
NY
Recovered
Unknown
Vaccinated
Feb 2, 2026
Onset
Feb 2, 2026
Days to onset
0
Hospital days
—

Vaccines (1)

TypeNameManufacturerDoseLotRoute / Site
MMRMEASLES + MUMPS + RUBELLA (MMR II)MERCK & CO. INC.UNKZ004811—

Symptoms (2)

No adverse eventProduct storage error

Symptom narrative

No additional AE; Patient received improperly stored vaccine (Temperature: 50.4F;Time frame: 1 hour); This spontaneous report was received from a nurse and referred to a patient of unknown age and gender. The patient's medical history, past medications, and concomitant medications were not reported. On 02-Feb-2026, the patient was vaccinated with an improperly stored dose of Measles, Mumps, and Rubella (Wistar RA 27-3) (M-M-RII) powder and solvent for solution for injection (valid lot #: Z004811; expiration date reported and confirmed as 20-Feb-2027; dose, route of administration and anatomical location were not provided) as prophylaxis (product storage error). The suspect vaccine was reconstituted with sterile diluent (Hollister-Stier STERILE DILUENT) solution for injection (lot number and expiry date not provided). The temperature excursion was reported as 50.4 Fahrenheit (F) for 1 hour. No previous temperature excursion occurred. No additional adverse events reported (no adverse event). This is one of several reports received from the same reporter.

Other medications

Sterile diluent