86
Participants
Start Date
January 15, 2024
Primary Completion Date
February 1, 2026
Study Completion Date
April 1, 2026
Methadone
The drug will be prepared by study investigator and then handover to the anaesthesiologist which is blinded to the study. The syringe will be labelled as study drug and given on induction of anaesthesia as intravenous infusion over 30 minutes
Morphine
The drug will be prepared by study investigator and then handover to the anaesthesiologist which is blinded to the study. The syringe will be labelled as study drug and given on induction of anaesthesia as intravenous infusion over 30 minutes
Prince of Wales Hospital, Hong Kong
Chinese University of Hong Kong
OTHER