Received May 27, 2025
| Type | Name | Manufacturer | Dose | Lot | Route / Site |
|---|---|---|---|---|---|
| DTAPHEPBIP | DTAP + HEPB + IPV (PEDIARIX) | GLAXOSMITHKLINE BIOLOGICALS | 2 | 5J7EF | — |
| DTAPIPV | DTAP + IPV (KINRIX) | GLAXOSMITHKLINE BIOLOGICALS | 1 | 3RT93 | — |
Pediarix late second dose; Kinrix wrong age; received a dose of Kinrix instead of Pediarix; This non-serious case was reported by a nurse via call center representative and described the occurrence of drug dose administration interval too long in a 5-month-old female patient who received DTPa-HBV-IPV (Pediarix) (batch number 5J7EF, expiry date 29-NOV-2026) for prophylaxis. Co-suspect products included DTPa-IPV (Kinrix) (batch number 3RT93, expiry date 03-APR-2026) for prophylaxis. Previously administered products included Pediarix (1st dose received on 09-SEP-2024 with batch number-9P329 and expiry date-06-MAR-2026). On 17-MAR-2025, the patient received the 2nd dose of Pediarix. On 17-DEC-2024, the patient received the 1st dose of Kinrix. On 17-DEC-2024, not applicable after receiving Pediarix and an unknown time after receiving Kinrix, the patient experienced inappropriate age at vaccine administration (Verbatim: Kinrix wrong age) and wrong vaccine administered (Verbatim: received a dose of Kinrix instead of Pediarix). On 17-MAR-2025, the patient experienced drug dose administration interval too long (Verbatim: Pediarix late second dose). The outcome of the drug dose administration interval too long, inappropriate age at vaccine administration and wrong vaccine administered 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: 23-MAY-2025 The patient received a dose of Kinrix instead of their corresponding second dose of Pediarix which led wrong vaccine administered and inappropriate age at vaccine administration. The reporter explained that patient got a first dose of Pediarix on 9th September 2024, and since they were not aware of the mistake with Kinrix vaccine at that time, a late second dose of Pediarix was administered which led to lengthening of vaccination schedule. The reporter consented to follow up.