Received May 15, 2026
| Type | Name | Manufacturer | Dose | Lot | Route / Site |
|---|---|---|---|---|---|
| MNP | MENINGOCOCCAL CONJUGATE (PENMENVY) | GLAXOSMITHKLINE BIOLOGICALS | UNK | 3S9XZ | — |
Only liquid portion administration; Only liquid portion administration; This non-serious case was reported by a other health professional via call center representative and described the occurrence of inappropriate preparation of medication in a 16-year-old female patient who received Men ABCWY NVS (Penmenvy) (batch number 3S9XZ) for prophylaxis. On 04-MAY-2026, the patient received Penmenvy. On 04-MAY-2026, an unknown time after receiving Penmenvy, the patient experienced inappropriate preparation of medication (Verbatim: Only liquid portion administration) and inappropriate dose of vaccine administered (Verbatim: Only liquid portion administration). The outcome of the inappropriate preparation of medication and inappropriate dose of vaccine administered were not applicable. It was unknown if the reporter considered the inappropriate preparation of medication and inappropriate dose of vaccine administered to be related to Penmenvy and Penmenvy Pre-Filled Syringe Device. It was unknown if the company considered the inappropriate preparation of medication and inappropriate dose of vaccine administered to be related to Penmenvy and Penmenvy Pre-Filled Syringe Device. 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: 11-MAY-2026 The Licensed Practitioner Nurse called and reported that a patient received only the liquid portion of Penmenvy. The batch number was not provided upon follow- up with the reporter.