Ralph A Schutz

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Casopitant, an antiemetic, is a neurokinin-1 receptor antagonist metabolized primarily by cytochrome P450 3A4 (CYP3A4). Three phase 1 studies with 131 healthy subjects examined the impact of a strong CYP3A inhibitor (ketoconazole) and inducer (rifampin) on the pharmacokinetics and safety of casopitant. Oral casopitant was administered alone (study 1, 100-mg(More)
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