Report #2873704

Received Nov 20, 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: Female
Age: Age unknown
State: NJ
Recovered: Unknown
Vaccinated: Oct 21, 2025
Onset: Oct 21, 2025
Days to onset: 0
Hospital days: —

Vaccines (1)

Type	Name	Manufacturer	Dose	Lot	Route / Site
HEP	HEP B (ENGERIX-B)	GLAXOSMITHKLINE BIOLOGICALS	UNK	7nx57	—

Symptoms (1)

Underdose

Symptom narrative

Pediatric dose given; Pediatric dose given; 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 21-year-old female patient who received HBV (Engerix B pediatric) (batch number 7nx57, expiry date 12-DEC-2026) for prophylaxis. On 21-OCT-2025, the patient received Engerix B pediatric. On 21-OCT-2025, an unknown time after receiving Engerix B pediatric, the patient experienced adult use of a child product (Verbatim: Pediatric dose given) and underdose (Verbatim: Pediatric dose given). 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: 17-NOV-2025 The case is linked with case US2025AMR149822 from the same reporter.; Sender's Comments: US-GSK-US2025AMR149822:Same Reporter