Right upper quadrant pain; This non-serious case was reported by a physician via call center representative and described the occurrence of upper abdominal pain in a adult male patient who received HAB (Twinrix) (batch number 4KF75) for prophylaxis. On 02-JUL-2024, the patient received the 1st dose of Twinrix. On an unknown date, an unknown time after receiving Twinrix, the patient experienced upper abdominal pain (Verbatim: Right upper quadrant pain). The outcome of the upper abdominal pain was resolved. It was unknown if the reporter considered the upper abdominal pain to be related to Twinrix and Twinrix Pre-Filled Syringe Device. It was unknown if the company considered the upper abdominal pain to be related to Twinrix and Twinrix Pre-Filled Syringe Device. This report is made by GSK without prejudice and does not imply any admission or liability for the incident or its consequences. Additional Information: Follow-up information received on 31-DEC-2024. The reporter contacted Medical Information call Center and provided additional information on case AE-117102 about side effects after Twinrix vaccination. The patient experienced right upper quadrant pain after Twinrix and it ran away. Follow up by Safety Team was accepted to his personal email. Summary of changes: Patient tab, product tab, event tab and narrative was updated.; Sender’s Comments: US-GSK-US2024AMR166318:For dose 2nd