This is a double-blind, placebo-controlled, randomized, multiple-dose, single center study. 36 male and female healthy subjects will be enrolled in this study. Within 14 days prior to study drug administration, subjects will be screened based on the inclusion and exclusion criteria. The study will be performed in 3 groups of 12 subjects each. In each group of 12 subjects, 10 subjects will be randomly assigned to receive Hypidone Hydrochloride and 2 subjects to receive matching placebo.
This study will investigate the tolerability and pharmacokinetics of Hypidone Hydrochloride by multiple doses in 36 healthy male and female subjects who are of 18 to 55 years old.