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Report #2864756

Received Oct 10, 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
TX
Recovered
Unknown
Vaccinated
Sep 19, 2025
Onset
Sep 19, 2025
Days to onset
0
Hospital days
—

Vaccines (1)

TypeNameManufacturerDoseLotRoute / Site
HEPAHEP A (VAQTA)MERCK & CO. INC.UNKZ005472OT

Symptoms (3)

No adverse eventProduct administered to patient of inappropriate ageWrong patient received product

Symptom narrative

No effects reported; VAQTA was inadvertently administered to a 6 day old patient; This spontaneous report was received from a Physician and refers to a 6-day-old patient of unknown gender. The patient's medical history, concurrent conditions, concomitant therapies, drug reactions or allergies were not reported. On 19-Sep-2025, in the morning, the patient was inadvertently vaccinated with Hepatitis A Vaccine, Inactivated (VAQTA) 0.5 mL (lot #Z005472, expiration date: 08-Jul-2026) (route of administration, anatomical location not provided) as prophylaxis, at the age of 6 days-old. It was reported that it was due to the medical assistant had accidentally gone into the wrong patient room. No effects reported.