Received Feb 26, 2026
| Type | Name | Manufacturer | Dose | Lot | Route / Site |
|---|---|---|---|---|---|
| FLU3 | INFLUENZA (SEASONAL) (FLULAVAL) | GLAXOSMITHKLINE BIOLOGICALS | 2 | 34N52 | — |
Second dose given in the same season; This non-serious case was reported by a other health professional via call center representative and described the occurrence of extra dose administered in a 16-month-old male patient who received Flu Seasonal TIV Quebec (FluLaval 2024-2025 season) (batch number 34N52, expiry date 30-JUN-2026) for prophylaxis. Concomitant products included INFLUENZA VACCINE INACT SPLIT 3V (FLULAVAL). On 23-DEC-2025, the patient received the 2nd dose of FluLaval 2024-2025 season. On 23-DEC-2025, an unknown time after receiving FluLaval 2024-2025 season, the patient experienced extra dose administered (Verbatim: Second dose given in the same season). The outcome of the extra dose administered 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 11-FEB-2026 A medical assistant called to report that an infant had received two doses of Flulaval in the same season. The infant had received two doses of Flulaval during the previous season therefore, the intention for the current season had been to administer only a single dose. The healthcare provider requested recommendations regarding the appropriateness of administering a second dose during this season.
FLULAVAL