Received Oct 10, 2025
| Type | Name | Manufacturer | Dose | Lot | Route / Site |
|---|---|---|---|---|---|
| HEP | HEP B (ENGERIX-B) | GLAXOSMITHKLINE BIOLOGICALS | UNK | 9KC4M | — |
Engerix-B adult dose administration in a 19-year-old patient; Engerix-B adult dose administration in a 19-year-old patient; This non-serious case was reported by a other health professional via call center representative and described the occurrence of adult product administered to child in a 19-year-old female patient who received HBV (Engerix B adult) (batch number 9KC4M, expiry date 05-SEP-2027) for prophylaxis. On an unknown date, the patient received Engerix B adult. On an unknown date, an unknown time after receiving Engerix B adult, the patient experienced adult product administered to child (Verbatim: Engerix-B adult dose administration in a 19-year-old patient) and overdose (Verbatim: Engerix-B adult dose administration in a 19-year-old 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. Additional Information: GSK Receipt Date: 23-SEP-2025 A health care provider asked if it was ok to administer an adult dose to a 19-year-old patient which led to overdose and adult product administration to child.