Received Jan 14, 2026
| Type | Name | Manufacturer | Dose | Lot | Route / Site |
|---|---|---|---|---|---|
| MNP | MENINGOCOCCAL CONJUGATE (PENMENVY) | GLAXOSMITHKLINE BIOLOGICALS | UNK | 5S723 | — |
Penmenvy liquid portion only administration; Penmenvy liquid portion only administration; This non-serious case was reported by a other health professional and described the occurrence of inappropriate dose of vaccine administered in a 17-year-old female patient who received Men ABCWY NVS (Penmenvy) (batch number 5S723, expiry date 08-OCT-2026) for prophylaxis. On 18-NOV-2025, the patient received Penmenvy. On 18-NOV-2025, an unknown time after receiving Penmenvy, the patient experienced inappropriate dose of vaccine administered (Verbatim: Penmenvy liquid portion only administration) and inappropriate preparation of medication (Verbatim: Penmenvy liquid portion only administration). The outcome of the inappropriate dose of vaccine administered and inappropriate preparation of medication 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-DEC-2025 Patient came into clinic to receive Penmenvy on 18-NOV-2025. During a routine inventory on 01-DEC-2025, it was discovered that the patient might receive only the Men B liquid portion of the vaccine. This potential error occurred during the administration process.