This study consists of two parts: The objective of the food effect study (Part 1) is to investigate the effect of food on the pharmacokinetic profiles of SYHA1402 tablets under fed and fasted conditions following the oral administration of SYHA1402.~The primary objective of the multiple doses study (Part 2) is to investigate safety, tolerability and Pharmacokinetics of SYHA1402 in healthy subjects following oral administration of Multiple rising doses.~Secondary objectives are the exploration of pharmacokinetics (PK) following multiple oral doses.
A Multiple Doses Study to Evaluate the Safety, Tolerability, Pharmacokinetics (Including Food Effect) of SYHA1402 in Healthy Subjects.