Received Nov 6, 2025
| Type | Name | Manufacturer | Dose | Lot | Route / Site |
|---|---|---|---|---|---|
| MMR | MEASLES + MUMPS + RUBELLA (PRIORIX) | GLAXOSMITHKLINE BIOLOGICALS | UNK | GE974 | — |
Active ingredient not added to diluent.; Active ingredient not added to diluent; This non-serious case was reported by a consumer via sales rep and described the occurrence of inappropriate preparation of medication in a patient who received MMR (Priorix) (batch number GE974, expiry date 01-DEC-2026) for prophylaxis. On 30-OCT-2025, the patient received Priorix. On 30-OCT-2025, an unknown time after receiving Priorix, the patient experienced inappropriate preparation of medication (Verbatim: Active ingredient not added to diluent.) and inappropriate dose of vaccine administered (Verbatim: Active ingredient not added to diluent). The outcome of the inappropriate preparation of medication and inappropriate dose of 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: 30-OCT-2025 The patient only receiving the diluent. Practice manager realized that only the syringe was used and not vial and it was not reconstituted Practice manager was looking into it and only found the vial in package. The reporter was unaware timing or when vaccine was administered just found the vial in the refrigerator.