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Report #2887435

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
Age unknown
State
Recovered
Unknown
Vaccinated
Nov 5, 2025
Onset
Nov 21, 2025
Days to onset
16
Hospital days

Vaccines (4)

TypeNameManufacturerDoseLotRoute / Site
MMRMEASLES + MUMPS + RUBELLA (MMR II)MERCK & CO. INC.1Z005718
MMRMEASLES + MUMPS + RUBELLA (MMR II)MERCK & CO. INC.2Z005718
MMRMEASLES + MUMPS + RUBELLA (MMR II)MERCK & CO. INC.UNK
MMRMEASLES + MUMPS + RUBELLA (MMR II)MERCK & CO. INC.UNK

Symptoms (2)

Inappropriate schedule of product administrationNo adverse event

Symptom narrative

No adverse effects reported; patient received early dose of MMR II. First dose was given on 11/5/2025 and second dose given on 11/21/2025.; This spontaneous report was received from an Office Manager and refers to a 15-month-old patient of unknown gender. The patient's concurrent conditions, medical history, previous drug reactions, drug allergies and concomitant therapies were not reported. On 05-Nov-2025 and 21-Nov-2025, the patient was vaccinated with the first and second doses (respectively) of Measles, Mumps, and Rubella (Wistar RA 27-3) Virus Vaccine, Live (M-M-R II), Solution for injection (Both doses with lot # Z005718 has been verified to be valid, expiration date: 07-Mar-2027) (route of administration and site of administration were not provided) which were reconstituted in sterile diluents (strength, route of administration, site of administration, lot #, and expiration date were not provided) as prophylaxis (Inappropriate schedule of product administration). Unclear if second dose was due to outbreak. No adverse effects reported.

Report #2887435 · VAERS Explorer