Report #2898454

Received Jun 1, 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: 4 yrs
State: MS
Recovered: Unknown
Vaccinated: May 26, 2026
Onset: May 26, 2026
Days to onset: 0
Hospital days: —

Vaccines (1)

Type	Name	Manufacturer	Dose	Lot	Route / Site
HEPA	HEP A (HAVRIX)	GLAXOSMITHKLINE BIOLOGICALS	UNK	Z27PB	—

Symptoms (1)

Incorrect dose administered

Symptom narrative

Adult dose to a pediatric patient; Adult dose to a pediatric patient; This non-serious case was reported by a nurse via call center representative and described the occurrence of adult product administered to child in a 4-year-old male patient who received HAV (Havrix adult) suspension for injection in pre-filled syringe (batch number Z27PB) for prophylaxis. On 26-MAY-2026 12:00, the patient received Havrix adult. On 26-MAY-2026 12:00, an unknown time after receiving Havrix adult, the patient experienced adult product administered to child (Verbatim: Adult dose to a pediatric patient) and overdose (Verbatim: Adult dose to a pediatric patient). The outcome of the adult product administered to child and overdose were not applicable. This report is made by GSK without prejudice and does not imply any admission or liability for the incident or its consequences.