Purpose: To compare the efficacy of ondansetron-dexamethasone combination with ondansetron alone for prevention of postoperative nausea and vomiting (PONV).
Methods: This double blind, randomized, prospective, Placebo controlled study was carried out in 120 patients, aged 20-60 yr, ASA-I and II physical status posted for exploratory laparotomy for various clinical conditions under general anaesthesia The patients were div…