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Report #2892454

Received Apr 10, 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
Male
Age
Age unknown
State
Recovered
Unknown
Vaccinated
Onset
Days to onset
Hospital days

Vaccines (2)

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

Symptoms (2)

DiscomfortPyrexia

Symptom narrative

The caller stated that her son experienced fevers and discomfort following the vaccinations.; The caller stated that her son experienced fevers and discomfort following the vaccinations.; This spontaneous report was received from a Consumer or other non-health professional (the patient's mother) and refers to her son, an infant male patient. The patient's medical history, concurrent conditions and concomitant therapies were not reported. On an unknown exact date in 2020, the patient was vaccinated with 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 reported) and with Varicella Virus Vaccine Live (Oka-Merck) (VARIVAX) (lot #, expiration date, exact dose, route of administration and anatomical location were not reported) for prophylaxis. The vaccines were reconstituted with sterile diluent (Hollister-Stier STERILE DILUENT), (lot # and expiration date were not reported). On an unknown exact date in 2020, the patient experienced pyrexia and discomfort. The caller stated that her son experienced fevers and discomfort following the vaccinations. At the reporting time, the outcome of the events was unknown. The causal relationship between the events of pyrexia, discomfort, Measles, Mumps, and Rubella (Wistar RA 27-3) Virus Vaccine, Live (M-M-R II), Varicella Virus Vaccine Live (Oka-Merck) (VARIVAX) and sterile diluent (Hollister-Stier STERILE DILUENT) was unknown/not reported/not provided.

Other medications

sterile diluent