Merck, known as MSD outside the United States and Canada, announced that the U.S. Food and Drug Administration (FDA) has approved a supplemental new drug application (sNDA) for single-dose EMEND® (fosaprepitant dimeglumine) for injection, Merck’s substance P/neurokinin-1 (NK1) receptor antagonist, in combination with other antiemetic medicines, for the prevention of delayed nausea and vomiting in adults receiving initial and repeat courses of moderately emetogenic chemotherapy (MEC). EMEND has not been studied for the treatment of established nausea and vomiting.