Received Jun 8, 2026
| Type | Name | Manufacturer | Dose | Lot | Route / Site |
|---|---|---|---|---|---|
| RSV | RSV (AREXVY) | GLAXOSMITHKLINE BIOLOGICALS | UNK | — | — |
The two vials of Arexvy were not mixed before administration/ Arexvy was not mixed with both vials before given to patient; The two vials of Arexvy were not mixed before administration; This non-serious case was reported by a nurse via sales rep and described the occurrence of inappropriate preparation of medication in a patient who received RSVPreF3 adjuvanted (Arexvy) suspension for injection for prophylaxis. On an unknown date, the patient received Arexvy. On an unknown date, an unknown time after receiving Arexvy, the patient experienced inappropriate preparation of medication (Verbatim: The two vials of Arexvy were not mixed before administration/ Arexvy was not mixed with both vials before given to patient) and inappropriate dose of vaccine administered (Verbatim: The two vials of Arexvy were not mixed before administration). The outcome of the inappropriate preparation of medication and inappropriate dose of vaccine administered were not applicable. Additional Information: GSK Receipt Date: 03-JUN-2026 The batch number was not provided upon follow up with the reporter.