Received Jun 9, 2026
| Type | Name | Manufacturer | Dose | Lot | Route / Site |
|---|---|---|---|---|---|
| DTAPIPV | DTAP + IPV (KINRIX) | GLAXOSMITHKLINE BIOLOGICALS | UNK | 3C423 | — |
AE-Kinrix-Maladministration on a pediatric patient/ underage use; This non-serious case was reported by a other health professional via call center representative and described the occurrence of inappropriate age at vaccine administration in a 4-month-old male patient who received DTPa-IPV (Kinrix) suspension for injection in pre-filled syringe (batch number 3C423 with expiry date 06-SEP-2027) for prophylaxis. Concomitant products included Diphtheria vaccine toxoid, Pertussis vaccine acellular, Tetanus vaccine toxoid (DTaP vaccine). On 20-MAY-2026, the patient received Kinrix. On 20-MAY-2026, an unknown time after receiving Kinrix, the patient experienced inappropriate age at vaccine administration (Verbatim: AE-Kinrix-Maladministration on a pediatric patient/ underage use). The outcome of the inappropriate age at vaccine administration 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: 01-JUN-2026 A practice director called to report the maladministration of Kinrix on a 4-month-old patient. The patient had 1 prior dose of DTaP, that was administered on 18-MAR-2026. The reporter asked for directions on how to proceed. The batch number was not provided upon follow up with the reporter.
DTAP VACCINE