Rivaroxaban tablets, is an anticoagulant and is a new type of anticoagulant. It acts primarily in adult patients undergoing elective hip or knee replacement surgery to prevent venous thrombosis. It is used for the treatment of venous thrombosis in adults to reduce the risk of acute venous thrombosis, recurrence and pulmonary embolism, and in adult patients with non-valvular atrial fibrillation with a history of one and more risk factors: congestive heart failure, hypertension, diabetes mellitus, stroke, transient ischemic attack, to reduce the risk of stroke and systemic embolism. Rivaroxaban, usually given orally at 10 mg in adults, can be taken with food or alone. The main adverse effect is the risk of bleeding, and the risk of bleeding is the most important thing to be aware of, so monitor coagulation function for a long time.