VAERS Explorer
Back to explore

Report #2893523

Received Apr 22, 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
IL
Recovered
Unknown
Vaccinated
Apr 20, 2026
Onset
Apr 20, 2026
Days to onset
0
Hospital days

Vaccines (1)

TypeNameManufacturerDoseLotRoute / Site
MMRMEASLES + MUMPS + RUBELLA (MMR II)MERCK & CO. INC.UNKY008077

Symptoms (2)

Expired product administeredNo adverse event

Symptom narrative

No additional AE; expired administration of MMR II; This spontaneous report was received from a nurse referring to a patient of unknown age and gender. The patient's medical history, historical dugs, concurrent conditions, past drug adverse reactions or allergies and concomitant drugs were not reported. On 20-APR-2026, the patient was vaccinated with Measles, Mumps, and Rubella (Wistar RA 27-3) Virus Vaccine, Live (M-M-R II) (0.5 mL / two dose series, lot#: Y008077, expiration date: 19-APR-2026; route of administration was not reported) for prophylaxis (expired vaccine used). This vaccine was reconstituted with sterile diluent (MERCK STERILE DILUENT) (lot# and expiration date were not reported). No additional adverse events (AE) were reported (no adverse event).

Other medications

sterile diluent