Heparin, sulfonated hydrochloropyridine, aspirin, warfarin, and others are anticoagulant drugs commonly used in clinical practice. Patients should choose appropriate medications according to the doctor’s instructions and their own condition.

1. Venous thrombosis: It can prevent blood coagulation through various pathways and is a commonly used drug to prevent acute thrombosis. It can prevent the occurrence of venous thromboembolic diseases, especially thrombosis related to orthopedic or general surgery.

2. Sulfonated hydrochloropyridine: An effective antiplatelet aggregation agent that reduces platelet aggregation by inhibiting ADP activity and is commonly used in clinical practice to prevent atherosclerotic thrombosis.

3. Aspirin: It has the effect of inhibiting platelet aggregation and can prevent thrombosis. It can prevent transient ischemic attack, myocardial infarction, atrial fibrillation, artificial heart valves, and the formation of thrombosis after arteriovenous fistula surgery.

4. Warfarin: An oral anticoagulant that reduces the activity of vitamin K-related coagulants by inhibiting the absorption of vitamin K. It is used for the prevention and treatment of deep vein thrombosis and pulmonary embolism, to prevent thromboembolism after myocardial infarction, and to prevent the occurrence of thromboembolic complications after atrial fibrillation, heart valve disease, or artificial valve replacement surgery.

5. Grass: After entering the blood, it can cause the blood to lose calcium, produce anticoagulant effects, and even lead to spasms. However, it can produce water-soluble calcium oxalate, which may lead to thrombosis.

In addition, warfarin, hirudin, rivaroxaban, and others are anticoagulant drugs. Medications should be used according to the specific condition of the patient under the guidance of a doctor, and should not be used blindly.