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Report #2835880

Received Apr 12, 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
Unknown
Age
Age unknown
State
PA
Recovered
Unknown
Vaccinated
—
Onset
—
Days to onset
—
Hospital days
—

Vaccines (2)

TypeNameManufacturerDoseLotRoute / Site
MMRVMEASLES + MUMPS + RUBELLA + VARICELLA (PROQUAD)MERCK & CO. INC.UNK——
VARCELVARICELLA (VARIVAX)MERCK & CO. INC.UNK——

Symptoms (3)

Incorrect dose administeredNo adverse eventWrong product administered

Symptom narrative

administer an MMR vaccine with the VARIVAX, but instead administered PROQUAD and VARIVAX to a patient in the same visit; administered PROQUAD and VARIVAX to a patient in the same visit; No additional adverse events were reported.; This spontaneous report was received from a Nurse Practitioner and refers to a 1-year-old patient of unknown gender. The patient's medical history, concurrent condition, concomitant therapies and drug reactions/allergies were not reported. On an unknown date, the nurse was supposed to administered Measles, Mumps and Rubella vaccine with Varicella Virus Vaccine Live (Oka-Merck) (VARIVAX), but instead, the patient was vaccinated with Varicella Virus Vaccine Live (Oka-Merck) (VARIVAX), 1 dosage form (dosage regimen, anatomical location, route of administration, lot # and expiration date were not reported) and Measles, Mumps, Rubella and Varicella (Oka-Merck) Virus Vaccine Live (PROQUAD), 1 dosage form (dosage regimen, anatomical location, route of administration, lot # and expiration date were not reported) (wrong product administered) (overdose), which were diluted with sterile diluent (expiration date and lot # were not reported) and administered as prophylaxis in the same visit. No additional information was provided. No additional adverse events were reported (no adverse event.) Lot # is being requested and will be submitted if received.