Rivaroxaban is an oral anticoagulant medication, often referred to as a direct oral anticoagulant (DOAC) or a novel oral anticoagulant (NOAC). It is commonly marketed under the brand name Xarelto. Rivaroxaban is prescribed to reduce the risk of blood clot formation in various medical conditions, and it works by inhibiting a specific factor in the blood clotting process known as Factor Xa. Rivaroxaban is taken orally and comes in tablet form. It's important to follow the dosage and administration instructions provided by your healthcare provider. Monitoring may be necessary, especially if you have certain medical conditions or are taking other medications.