Report #2892054

Received Apr 8, 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: 64 yrs
State: FL
Recovered: Unknown
Vaccinated: Mar 25, 2026
Onset: Mar 25, 2026
Days to onset: 0
Hospital days: —

Vaccines (1)

Type	Name	Manufacturer	Dose	Lot	Route / Site
HEPA	HEP A (HAVRIX)	GLAXOSMITHKLINE BIOLOGICALS	1	DN273	—

Symptoms (1)

Underdose

Symptom narrative

Pediatric dose administered to adult; Underdose; This non-serious case was reported by a other health professional via call center representative and described the occurrence of adult use of a child product in a 64-year-old male patient who received HAV (Havrix 720) (batch number DN273, expiry date 28-AUG-2026) for prophylaxis. On 25-MAR-2026, the patient received the 1st dose of Havrix 720. On 25-MAR-2026, an unknown time after receiving Havrix 720, the patient experienced adult use of a child product (Verbatim: Pediatric dose administered to adult) and underdose (Verbatim: Underdose). The outcome of the adult use of a child product and underdose 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. Additional Information: GSK Receipt Date: 02-APR-2026 Pharmacy technician reported the administration of a pediatric dose of Havrix to an adult patient. A single dose was administered.