Received May 12, 2025
| Type | Name | Manufacturer | Dose | Lot | Route / Site |
|---|---|---|---|---|---|
| TDAP | TDAP (BOOSTRIX) | GLAXOSMITHKLINE BIOLOGICALS | UNK | — | — |
15 month old patient received Boostrix on November 8th 2024 instead of the 4th Dtap dose; received at 15 months of age; This non-serious case was reported by a nurse via call center representative and described the occurrence of wrong vaccine administered in a 15-month-old female patient who received DTPa (Reduced antigen) (Boostrix) for prophylaxis. Co-suspect products included Diphtheria vaccine toxoid, Pertussis vaccine acellular, Tetanus vaccine toxoid (Dtap) for prophylaxis. Previously administered products included Dtap (received 3 doses on an unknown date). On 08-NOV-2024, the patient received Boostrix. On an unknown date, the patient received the 4th dose of Dtap. On 08-NOV-2024, an unknown time after receiving Boostrix, the patient experienced wrong vaccine administered (Verbatim: 15 month old patient received Boostrix on November 8th 2024 instead of the 4th Dtap dose) and inappropriate age at vaccine administration (Verbatim: received at 15 months of age). The outcome of the wrong vaccine administered and inappropriate age at vaccine administration 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: The nurse reported that a 15 month old patient received Boostrix on November 8th 2024 instead of the 4th Dtap dose (previously vaccinated with 3 Dtap doses), which led to wrong vaccine administered. The patient received a dose of Boostrix at an inappropriate age, which led to inappropriate age at vaccine administration. The vaccine administration facility was the same as primary reporter.