Received May 6, 2025
| Type | Name | Manufacturer | Dose | Lot | Route / Site |
|---|---|---|---|---|---|
| HEPAB | HEP A + HEP B (TWINRIX) | GLAXOSMITHKLINE BIOLOGICALS | UNK | 4KF75 | — |
Expired dose administered/Twinrix expired dose; This non-serious case was reported by a pharmacist via call center representative and described the occurrence of expired vaccine used in a 71-year-old female patient who received HAB (Twinrix) (batch number 4KF75, expiry date 03-JAN-2025) for prophylaxis. On 29-APR-2025, the patient received Twinrix. On 29-APR-2025, an unknown time after receiving Twinrix, the patient experienced expired vaccine used (Verbatim: Expired dose administered/Twinrix 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: 29-APR-2025 The reporter reported regarding Twinrix vaccine, and was wondering if had this specific date of point about administration after the posted expiration date on the box, like was it percentage less effective. The healthcare professional confirmed that a patient received a Twinrix expired dose which led to Expired vaccine administered.