VAERS Explorer
Back to explore

Report #2857020

Received Sep 5, 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
Female
Age
11 yrs
State
NY
Recovered
Unknown
Vaccinated
Aug 7, 2025
Onset
Aug 7, 2025
Days to onset
0
Hospital days
—

Vaccines (1)

TypeNameManufacturerDoseLotRoute / Site
MENBMENINGOCOCCAL B (BEXSERO)NOVARTIS VACCINES AND DIAGNOSTICS1ZH7SN—

Symptoms (1)

Wrong product administered

Symptom narrative

administered the MenB (Bexsero) vaccine to an 11-year-old patient instead of the intended MenACWY (Menveo) vaccine; This non-serious case was reported by a nurse via call center representative and described the occurrence of wrong vaccine administered in a 11-year-old female patient who received Men B NVS (Bexsero) (batch number ZH7SN) for prophylaxis. Co-suspect products included Men ACWY-CRM NVS (Menveo) for prophylaxis. On 07-AUG-2025, the patient received the 1st dose of Bexsero. The patient did not receive Menveo. On 07-AUG-2025, an unknown time after receiving Bexsero, the patient experienced wrong vaccine administered (Verbatim: administered the MenB (Bexsero) vaccine to an 11-year-old patient instead of the intended MenACWY (Menveo) vaccine). 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: 07-AUG-2025 The reporter reported administered the MenB (Bexsero) vaccine to a patient and it was supposed to be the MenACWY (Menveo) vaccine, which led to wrong vaccine administered. The Vaccine Administration Facility was the same as the Primary Reporter.