Efficacy and Safety Study of Vicagrel in Patients With Acute Coronary Syndrome (ACS) Undergoing Percutaneous Coronary Intervention (PCI)

Inclusion Criteria: * Patients between 18 and 80 years old, with no gender restrictions. * Patients diagnosed with ACS and scheduled for PCI, including STEMI and NSTE-ACS (UA/NSTEMI). * Voluntarily sign the ICF and be able to follow the visit arrangements specified in the protocol during the trial period. Exclusion Criteria: * Expected survival time\<12 months; * Severe liver dysfunction (non heart disease induced ALT or AST\>3x ULN) and cirrhosis; * Pregnant or lactating women, or participants and their partners who plan to become pregnant during the trial period; * The researchers determined that other reasons were not suitable for participants in this experiment.