Received Jul 7, 2025
| Type | Name | Manufacturer | Dose | Lot | Route / Site |
|---|---|---|---|---|---|
| TDAP | TDAP (BOOSTRIX) | GLAXOSMITHKLINE BIOLOGICALS | UNK | B32NG | — |
Maladministration of an expired dose; This non-serious case was reported by a other health professional via call center representative and described the occurrence of expired vaccine used in a patient who received DTPa (Reduced antigen) (Boostrix) (batch number B32NG, expiry date 13-JUN-2025) for prophylaxis. On 26-JUN-2025, the patient received Boostrix. On 26-JUN-2025, an unknown time after receiving Boostrix, the patient experienced expired vaccine used (Verbatim: Maladministration of an expired dose). The outcome of the expired vaccine used was 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: 26-JUN-2025 Medical Assistant called to ask for further steps regarding the maladministration of an expired dose of Boostrix which led to expired vaccine use. Vaccination date and vaccine detail were obtained in this call (these were reactively mentioned from the Medical Assistant´s end). No patient demographics were obtained in this call. No further information was obtained in this call.