Clopidogrel Hydrogen Sulfate Tablets are ADP receptor antagonists as antiplatelet agents to prevent arterial thrombosis. It is widely used in clinical practice, especially for patients who cannot take aspirin due to gastrointestinal adverse reactions, and can be treated with clopidogrel hydrogen sulfate tablets as an alternative. This drug can be used to treat ischemic stroke, acute myocardial infarction, peripheral artery disease, etc. It can reduce the occurrence of arterial occlusion and is relatively safe to take. This drug is not recommended for women who are breastfeeding or pregnant or for those who have thrombocytopenia. The gastrointestinal adverse effects of this drug are somewhat lower than those of aspirin.