Report #2896919

Received May 18, 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: 66 yrs
State: NC
Recovered: Unknown
Vaccinated: May 12, 2026
Onset: May 12, 2026
Days to onset: 0
Hospital days: —

Vaccines (1)

Type	Name	Manufacturer	Dose	Lot	Route / Site
HEP	HEP B (ENGERIX-B)	GLAXOSMITHKLINE BIOLOGICALS	UNK	—	—

Symptoms (1)

Underdose

Symptom narrative

Engerix-B pediatric dose administered to a 66-year-old male patient.; This non-serious case was reported by a consumer via call center representative and described the occurrence of adult use of a child product in a 66-year-old male patient who received HBV (Engerix B pediatric) (expiry date 24-SEP-2027) for prophylaxis. On 12-MAY-2026, the patient received Engerix B pediatric. On 12-MAY-2026, an unknown time after receiving Engerix B pediatric, the patient experienced adult use of a child product (Verbatim: Engerix-B pediatric dose administered to a 66-year-old male patient.). The outcome of the adult use of a child product was not applicable. Additional Information: GSK Receipt Date: 13-MAY-2026 The batch number was not provided upon follow- up with the reporter.