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Report #2842555

Received May 24, 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
0.3 yrs
State
VA
Recovered
Unknown
Vaccinated
May 19, 2025
Onset
May 19, 2025
Days to onset
0
Hospital days
—

Vaccines (2)

TypeNameManufacturerDoseLotRoute / Site
VARCELVARICELLA (VARIVAX)MERCK & CO. INC.UNK——
VARCELVARICELLA (VARIVAX)MERCK & CO. INC.UNK——

Symptoms (2)

No adverse eventProduct administered to patient of inappropriate age

Symptom narrative

No symptoms of issues have been reported.; HCP reported administering VARIVAX to a 4 month old male patient by mistake; This spontaneous report was received from a Physician and refers to a 4-month-old male patient with no reactions or allergies reported. The patient's medical history, concurrent conditions and concomitant therapies were not reported. 19-MAY-2025, the patient was vaccinated with Varicella Virus Vaccine Live (Oka-Merck) (VARIVAX), (expiration date: 19-MAY-2025), dose: 0.5 mL, (lot #,route of administration was reported as injectable, frequency, anatomical location, expiration date and indication were not reported) with sterile diluent (MERCK STERILE DILUENT), dose: 0.5 mL (lot #,route of administration was reported as injectable, frequency, anatomical location, expiration date and indication were not reported) by mistake for prophylaxis. No symptoms of issues had been reported