Inclusion Criteria:  Successful PCI with drug-eluting stent for NSTE-ACS or STEMI Provision of written informed consent  Exclusion Criteria:  Cardiac arrest or cardiogenic shock Age <19 or >90 years old Severe liver impairment Severe renal impairment (eGFR <30 mL/min/1.73 m2) Intolerance of prasugrel, ticagrelor, or colchicine History of intracranial hemorrhage Active bleeding