Nausea and vomiting
Adult: 75-300 mg/day in divided doses.
Child: 5 mg/kg/day.
Child: 5 mg/kg/day.
Parenteral
Nausea and vomiting associated with cancer chemotherapy
Adult: 2-5 mg/kg/day given by IV/IM in 2 divided doses. 1st dose to be administered 30 min before and the next dose 4-8 hr after admin of cytotoxic drug. For highly emetogenic regimens requiring doses >5 mg/kg, dose may be given via IV infusion over 15 min every 2 hr for 5 doses. Start infusion 30 min before admin of cytotoxic drug. Max: 4.5 g/course of chemotherapy.