Received Jul 15, 2025
| Type | Name | Manufacturer | Dose | Lot | Route / Site |
|---|---|---|---|---|---|
| HEP | HEP B (ENGERIX-B) | GLAXOSMITHKLINE BIOLOGICALS | 1 | 5JX2E | — |
Maladministration of Adult Dose on a Pediatric Patient; Maladministration of Adult Dose on a Pediatric Patient; This non-serious case was reported by a other health professional via call center representative and described the occurrence of overdose in a 19-year-old female patient who received HBV (Engerix B adult) (batch number 5JX2E, expiry date 14-DEC-2026) for prophylaxis. On 07-JUL-2025, the patient received the 1st dose of Engerix B adult. On 07-JUL-2025, an unknown time after receiving Engerix B adult, the patient experienced overdose (Verbatim: Maladministration of Adult Dose on a Pediatric Patient) and adult product administered to child (Verbatim: Maladministration of Adult Dose on a Pediatric Patient). The outcome of the overdose and adult product administered to child 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: 07-JUL-2025 The patient had administered a twenty microgram (adult dose) on a nineteen year old patient (first and only dose administered) which led to adult product administered to child and overdose. Vaccination date, vaccine detail and patient demographics were obtained in this call. No further information was obtained in this call.