VAERS Explorer
Back to explore

Report #2851286

Received Jul 25, 2025

A note on interpretation. VAERS reports are unverified and may be incomplete or coincidental. A report does not establish that a vaccine caused an event, and counts should not be used to calculate incidence or infer causation. Full disclaimer

Overview

Sex
Unknown
Age
Age unknown
State
FL
Recovered
Unknown
Vaccinated
—
Onset
—
Days to onset
—
Hospital days
—

Vaccines (1)

TypeNameManufacturerDoseLotRoute / Site
MENBMENINGOCOCCAL B (BEXSERO)NOVARTIS VACCINES AND DIAGNOSTICSUNKUNK—

Symptoms (1)

Wrong product administered

Symptom narrative

patient got Bexsero instead of Menquadfi; This non-serious case was reported by a pharmacist via other manufacturer and described the occurrence of wrong vaccine administered in a patient who received Men B NVS (Bexsero) for prophylaxis. Co-suspect products included Meningococcal vaccine A/C/Y/W conj (tet tox) (Menquadfi) for prophylaxis. On an unknown date, the patient received Bexsero and did not receive Menquadfi. On an unknown date, an unknown time after receiving Bexsero, the patient experienced wrong vaccine administered (Verbatim: patient got Bexsero instead of Menquadfi). The outcome of the wrong vaccine administered was 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: 14-JUL-2025 The pharmacist reported that the patient was supposed to get an injection of Menquadfi but got Bexsero instead, which led to, wrong vaccine administered. The reporter mentioned that the patient still wanted to get Menquadfi. The reporter wants to find out if there were any drawbacks to patient getting Menquadfi at these points.