Korean Multicenter Randomized Controlled Trial (RCT) of Pidogul for Patients With Coronary Stenting

Inclusion Criteria: * Korean men and women between the age of 20 and 85 * Patients who were diagnosed as having CAD * Patients who were planned to undergo PCI Exclusion Criteria: * Patients who were not treated with PCI or intended to treat with PCI but failed * Patients who were were taking or had taken other antiplatelet or anticoagulant for more than 2 weeks within the prior 30 days * Patients who were had a history of alcohol abuse or intoxication; (4) had hypersensitivity to clopidogrel or aspirin * Patients who were had hypersensitivity to clopidogrel or aspirin * Patients who were had abnormal laboratory results indicative of liver disease * Patients who were had blood coagulation disorders, uncontrolled severe hypertension, active bleeding, or history of severe bleeding, such as intracranial hemorrhage or ulcer bleeding * Patients who were were pregnant, breastfeeding, or not using effective methods of contraception * Patients who were had other contraindication to study drug * Patients who were had participated in another clinical study within 4 weeks prior to the start of this study