Received Sep 15, 2025
| Type | Name | Manufacturer | Dose | Lot | Route / Site |
|---|---|---|---|---|---|
| FLU4 | INFLUENZA (SEASONAL) (FLULAVAL QUADRIVALENT) | GLAXOSMITHKLINE BIOLOGICALS | UNK | t75mp | — |
Expire dose; This non-serious case was reported by a nurse via call center representative and described the occurrence of expired vaccine used in a 25-year-old female patient who received Flu Seasonal QIV Quebec (FluLaval Tetra) (batch number t75mp, expiry date 30-JUN-2025) for prophylaxis. On 10-SEP-2025, the patient received FluLaval Tetra. On 10-SEP-2025, an unknown time after receiving FluLaval Tetra, the patient experienced expired vaccine used (Verbatim: Expire dose). The outcome of the expired vaccine used was not applicable. Additional Information: GSK Receipt Date: 10-SEP-2025 The nurse accidentally gave the 2024/2025 flu vaccine (Flulaval) as opposed to the new 2025/2026 formula and wants to know if it was safe to administer the current formula or if we have to wait a period of time before giving the correct. The vaccine administration facility was the same as primary reporter. The health care professional informed that the vaccine exp date was 30-JUN-2025 and they administered on the day of reporting, which led to expired vaccine used.