Hem/Onc Quiz #29: Anticoagulation Pharmacology

1. A 70-year-old man with atrial fibrillation is started on an oral anticoagulant to reduce his risk of stroke. This medication directly inhibits factor Xa. Which of the following drugs was most likely prescribed? 

Question 1 of 5

2. A patient is undergoing hip replacement surgery and is at increased risk for venous thromboembolism (VTE). Which of the following medications, acting by enhancing the activity of antithrombin III, is most appropriate for prophylaxis in this setting? 

Question 2 of 5

3. A 60-year-old woman with chronic atrial fibrillation is being treated with a medication that requires regular monitoring of the International Normalized Ratio (INR) to ensure therapeutic efficacy and safety. Which of the following drugs is she most likely taking? 

Question 3 of 5

4. A patient with a history of deep vein thrombosis (DVT) is prescribed a medication that directly inhibits thrombin (factor IIa). Which of the following is the most likely medication? 

Question 4 of 5

5. A 55-year-old man is diagnosed with an acute myocardial infarction (AMI) and started on a medication that inhibits platelet aggregation by irreversibly blocking the ADP receptor on the surface of platelets. Which of the following medications was he most likely prescribed? 

Question 5 of 5


 

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