VAERS Explorer
Back to explore

Report #2864131

Received Oct 7, 2025

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
Male
Age
24 yrs
State
NH
Recovered
Unknown
Vaccinated
Sep 10, 2025
Onset
Sep 17, 2025
Days to onset
7
Hospital days
—

Vaccines (1)

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

Symptoms (2)

Inappropriate schedule of product administrationNo adverse event

Symptom narrative

No additional AE; HCP calling to report an AE regarding the MMR II vaccine. HCP stated that a 24 year old male patient received his first dose of the VARIVAX vaccine 7 days ago. HCP reported that the same patient received his first dose of the MMR II vaccine today. HC; This spontaneous report was received from a pharmacist and refers to a(n) 24-year-old male patient. The patient's medical history, concurrent conditions, and concomitant therapies were not reported. On 10-Sep-2025, the patient was vaccinated with the first dose of Varicella Virus Vaccine Live (Oka-Merck) (VARIVAX) (lot #, expiration date, exact dose, route of administration and anatomical location were not provided) for prophylaxis. The vaccine was reconstituted with sterile diluent (MERCK STERILE DILUENT) (lot # and expiration date were not reported). On 17-Sep-2025, the was vaccinated with the first dose of Measles, Mumps, and Rubella (Wistar RA 27-3) Virus Vaccine, Live (M-M-R II) (lot #, expiration date, exact dose, route of administration and anatomical location were not provided) for prophylaxis. The vaccine was reconstituted with sterile diluent (MERCK STERILE DILUENT) (lot # and expiration date were not reported) (Inappropriate schedule of product administration). No additional adverse event reported (no adverse event).

Other medications

sterile diluent