Clopidogrel Versus Cilostazol on Vessels

Inclusion Criteria: * Adults with diabetes aged 19 and older * Individuals with a carotid ultrasound cIMT (carotid intima-media thickness) of 1.0mm or more * Those who have not changed their combination therapy medications (including oral hypoglycemics, antihypertensives, and lipid-lowering drugs) in the last three months * Individuals with an HbA1c level of 10% or less * Those who have voluntarily signed the written consent form and agreed to participate in the study Exclusion Criteria: * Individuals currently using antithrombotic or anticoagulant medications other than aspirin * Individuals with bleeding or conditions that may increase the risk of bleeding, such as: * Hemophilia, capillary fragility, intracranial hemorrhage, upper gastrointestinal bleeding, urinary bleeding, hemoptysis, vitreous hemorrhage, etc * Active peptic ulcer, hemorrhagic stroke within the last 6 months, surgical operations within the last 3 months, proliferative diabetic retinopathy, uncontrolled hypertension * Patients who have had cerebrovascular or cardiovascular complications within the past 6 months (including stroke, transient ischemic attacks, myocardial infarction, unstable angina, coronary artery bypass graft, or percutaneous coronary intervention) * Patients with severe renal or hepatic diseases * Patients with congestive heart failure * Individuals with a history of hypersensitivity to the drug or its components * Pregnant women or women who may be pregnant * Women who are breastfeeding or plan to breastfeed during the study