Rivaroxaban 10 mg for atrial fibrillation is lower than the usual dose, and it is recommended that the medication be administered as directed by a physician. Anticoagulants such as rivaroxaban are used in patients with atrial fibrillation to reduce the risk of stroke and systemic embolism. The recommended dose is 20 mg once daily. In some groups, such as elderly patients, it may be 15 mg once daily. Therefore, the dose of rivaroxaban 10mg for patients with atrial fibrillation is low and may affect the therapeutic effect. The exact dosage of rivaroxaban should be decided by a medical professional according to the condition of the patient. Rivaroxaban may cause gastrointestinal bleeding, intracranial hemorrhage, fatigue, dyspepsia and other adverse reactions, and hemorrhage of vital organs can be life-threatening. It is contraindicated in people who are allergic to the components of the drug, active bleeding, pregnant and lactating women. Therefore, taking the drug is evaluated, instructed and observed by a physician. If adverse reactions such as black stools, bleeding from skin and mucous membranes occur after use of the drug, it is necessary to immediately stop the drug and seek medical attention.