Low dose ondansetron with dexamethasone for prophylaxis of postoperative nausea and vomiting following laparoscopic cholecystectomy-A randomized double-blind study.

Background And Aims: Ondansetron and dexamethasone combination is effective for prophylaxis against postoperative nausea and vomiting (PONV). Ondansetron, when compared to dexamethasone, is known to cause more adverse effects and is relatively expensive. The present study evaluated the efficacy of standard dose and low dose ondansetron, i.