Olanzapine versus standard antiemetic prophylaxis for the prevention of post-discharge nausea and vomiting after propofol-based general anaesthesia: A randomised controlled trial.

A single preoperative oral olanzapine can be an effective alternative to standard antiemetic prophylaxis involving dexamethasone and ondansetron for preventing PDNV in highly emetogenic daycare surgeries with propofol-based GA.