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Report #2828677

Received Feb 27, 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
—
Recovered
Unknown
Vaccinated
—
Onset
—
Days to onset
—
Hospital days
—

Vaccines (1)

TypeNameManufacturerDoseLotRoute / Site
HEPABHEP A + HEP B (TWINRIX)GLAXOSMITHKLINE BIOLOGICALS2——

Symptoms (1)

Inappropriate schedule of product administration

Symptom narrative

received their second dose of Twinrix 6 months after the first; This non-serious case was reported by a pharmacist via call center representative and described the occurrence of drug dose administration interval too long in a patient who received HAB (Twinrix) for prophylaxis. Previously administered products included Twinrix (received 1st dose on an unknown date). On an unknown date, the patient received the 2nd dose of Twinrix. On an unknown date, an unknown time after receiving Twinrix, the patient experienced drug dose administration interval too long (Verbatim: received their second dose of Twinrix 6 months after the first ). The outcome of the drug dose administration interval too long was unknown. 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: 20-FEB-2025 The pharmacist reported that a patient received their second dose of Twinrix 6 months after the first dose. The patient received 2nd dose of Twinrix, later than the recommended interval, which led to lengthening of vaccination schedule.