What is the fine-grained topic of the following text: XARELTO ® and other NOACs (non-vitamin K antagonist oral anticoagulants) are different from older medicines like warfarin (Coumadin ®, Jantoven ®) because they don’t require blood monitoring, have fewer drug interactions, and pose less risk of major bleeding, particularly in the brain. Only return the topic.
Differences between XARELTO and other NOACs and older anticoagulants like warfarin.