This study is a randomized, double-blind, placebo-controlled study to evaluate the safety, tolerability and pharmacokinetic characteristics of single ascending doses (part 1) and multiple ascending doses (part 2) of SYHX1901 tablets in Chinese healthy subjects.
This is a phase I clinical trial to evaluate the safety, tolerability and pharmacokinetic characteristics of single ascending doses and multiple ascending doses of SYHX1901 tablets in Chinese healthy subjects