VAERS Explorer
Back to explore

Report #2898935

Received Jun 4, 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
TX
Recovered
Unknown
Vaccinated
May 26, 2026
Onset
May 26, 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 side effects or symptoms. No additional AE/PQC.; HCP called to report expired MMRII expired on 4/19/2026 and administered on 5/26/26 to a 1 year old patient and administered on 5/19/26 to another 1 year old patient.; This spontaneous report was received from a physician and refers to a 1-year-old patient of unknown gender. The patient's pertinent medical history, concurrent conditions, concomitant medications, previous drugs reactions or allergies were not reported. On 26-May-2026, the patient was vaccinated with an expired dose of Measles, Mumps, and Rubella (Wistar RA 27-3) Virus Vaccine, Live (MMR II) lot # y008077 has been verified to be a valid lot number, expiration date reported as 19-Apr-2026 (dose, route of administration and anatomical site of injection were not reported). The vaccine was administered for prophylaxis and was reconstituted with sterile diluent, lot number Y017831, expiration date 16-May-2027 (Expired vaccine used). No side effects or symptoms were reported (no adverse event).; Sender's Comments: Priority: 5, Is case serious: No, MNSC number: 03010555-03010552, CLIC number: , ESTAR number: , IRMS number: 500TP00000kD6OTYA0|02062026230028|1825, Central date: 2026-06-03, Classification: DMC, Attachment description: NSC Call, Safety case number: , MNSC case number: 03010555, MNSC interaction number: 03010552, Integration log UniqueID: 500TP00000kD6OTYA0|02062026230028|1825, Service cloud CaseID: 500TP00000kD6OTYA0

Other medications

sterile diluent