A Randomized, Double-Blind Comparison of the NK1 Antagonist, Aprepitant, Versus Ondansetron for the Prevention of Postoperative Nausea and Vomiting

BACKGROUND:Antiemetics currently in use are not totally effective. Neurokinin-1 receptor antagonists are a new class of antiemetic that have shown promise for chemotherapy-induced nausea and vomiting. This is the first study evaluating the efficacy and tolerability of the neurokinin-1 receptor antag