Received Jun 17, 2026
| Type | Name | Manufacturer | Dose | Lot | Route / Site |
|---|---|---|---|---|---|
| DTAP | DTAP (INFANRIX) | GLAXOSMITHKLINE BIOLOGICALS | UNK | JP227 | — |
An adult patient received Infanrix instead of Tdap; This non-serious case was reported by a nurse via call center representative and described the occurrence of wrong vaccine administered in a 43-year-old female patient who received DTPa (Infanrix) suspension for injection in pre-filled syringe (batch number JP227 with expiry date 22-AUG-2027) for prophylaxis. Co-suspect products included DTPa (Reduced antigen) (Tdap Vaccine) solution for injection for prophylaxis. On 12-JUN-2026, the patient received Infanrix. The patient did not receive Tdap Vaccine. On 12-JUN-2026, an unknown time after receiving Infanrix, the patient experienced wrong vaccine administered (Verbatim: Administration to an adult instead of Tdap) and inappropriate age at vaccine administration (Verbatim: Infanrix given to adult). 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: 12-JUN-2026 The nurse requested recommendations on this situation. The batch number was not provided upon follow up with the reporter.