The nurse is preparing to administer an anticoagulant. Group the correct information with the correct drug.

The nurse is preparing to administer an anticoagulant. Group the correct information with the correct drug. Some options may be used more than once. Heparin Warfarin [Coumadin] low-dose therapy is used to prevent postoperative venous thrombosis. therapeutic monitoring is evaluated by an INR and an INR of 2 to 3 is appropriate for most patients Dosage requirements vary widely among individuals, and dosage must be tailored to each patient therapeutic level increases aPTT by a factor of 1.5 to 2, making the aPTT 60 to 80 seconds