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Report #2876579

Received Dec 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
Unknown
Age
Age unknown
State
TX
Recovered
Unknown
Vaccinated
—
Onset
—
Days to onset
—
Hospital days
—

Vaccines (1)

TypeNameManufacturerDoseLotRoute / Site
HIBVHIB (HIBERIX)GLAXOSMITHKLINE BIOLOGICALSUNK742G5—

Symptoms (1)

Product preparation issue

Symptom narrative

patient received the diluent component of Hiberix without it being mixed with the antigen; patient received the diluent component of Hiberix without it being mixed with the antigen; This non-serious case was reported by a other health professional via call center representative and described the occurrence of inappropriate preparation of medication in a patient who received Hib (Hiberix) (batch number 742G5) for prophylaxis. On an unknown date, the patient received Hiberix. On an unknown date, an unknown time after receiving Hiberix, the patient experienced inappropriate preparation of medication (Verbatim: patient received the diluent component of Hiberix without it being mixed with the antigen) and inappropriate dose of vaccine administered (Verbatim: patient received the diluent component of Hiberix without it being mixed with the antigen). The outcome of the inappropriate preparation of medication and inappropriate dose of vaccine administered 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: 02-DEC-2025 A Medical Assistant (MA) reported that a patient received the diluent component of Hiberix (Saline) without it being mixed with the antigen.