Polivir and clopidogrel are generally the same drug, generically known as clopidogrel bisulfate tablets, and there is no such thing as which one works better. It is indicated for the prevention of atherosclerotic thrombotic events in patients with recent myocardial infarction, patients with recent ischemic stroke or confirmed peripheral arterial disease, patients with acute coronary syndrome, patients with non-ST-segment elevation acute coronary syndrome, and patients with ST-segment elevation acute coronary syndrome. Adverse reactions such as abdominal pain, gastritis, rhinorrhea, neutropenia, and thrombocytopenic purpura may occur after use. It is contraindicated in patients with hypersensitivity to the components of the product, severe hepatic impairment, active pathologic bleeding, glucose monogalactose malabsorption, pregnant and lactating women. Patients who want to use clopidogrel bisulfate tablets are recommended to go to a regular hospital, consult a professional doctor, cooperate with the doctor to complete laboratory tests, and avoid blind use of drugs.