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Report #2892195

Received Apr 9, 2026

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
20 yrs
State
MI
Recovered
Unknown
Vaccinated
Onset
Mar 27, 2026
Days to onset
Hospital days

Vaccines (1)

TypeNameManufacturerDoseLotRoute / Site
MNQMENINGOCOCCAL CONJUGATE (MENVEO)NOVARTIS VACCINES AND DIAGNOSTICSUNKN4TY2

Symptoms (1)

Product preparation issue

Symptom narrative

administration of Menveo 1 vial plus only liquid portion of Menveo 2 vials; administration of Menveo 1 vial plus only liquid portion of Menveo 2 vials; This non-serious case was reported by a nurse via call center representative and described the occurrence of inappropriate preparation of medication in a 20-year-old female patient who received Men ACWY-CRM NVS (Menveo) (batch number AMVB094A) and (batch number N4TY2) for prophylaxis. On 27-MAR-2026, the patient received Menveo. On 27-MAR-2026, an unknown time after receiving Menveo, the patient experienced inappropriate preparation of medication (Verbatim: administration of Menveo 1 vial plus only liquid portion of Menveo 2 vials) and inappropriate dose of vaccine administered (Verbatim: administration of Menveo 1 vial plus only liquid portion of Menveo 2 vials). The outcome of the inappropriate preparation of medication and inappropriate dose of vaccine administered were not applicable. Additional Information: GSK receipt date: 31-MAR-2026 Registered nurse called to report that the liquids from both presentations were mixed and administered to the patient. The reporter contacted to ask whether the patient was covered. The vaccine administration facility was the same as the primary reporter. The health care professional stated that, based on their inventory, the Menveo 1-vial and 2-vial presentations had been mixed and indicated that they were not fully certain whether the patient received the mixed liquid; however, confirmation of coverage was requested.