Question:
Apixaban is a:
Apixaban is a:
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The drug name ending in -xaban points to its target enzyme.
Updated On: Jun 24, 2026
- Antithrombin inhibitor
- Direct factor Xa inhibitor
- Platelet activator
- Clotting factor XII
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The Correct Option is B
Solution and Explanation
Step 1: Recall the drug class. Apixaban is a direct oral anticoagulant (DOAC).
Step 2: Identify the target. It directly and selectively inhibits activated factor Xa, blocking conversion of prothrombin to thrombin.
Step 3: Clinical use. It is used for treatment and prophylaxis of venous thromboembolism, including DVT and pulmonary embolism, and for stroke prevention in atrial fibrillation.
Step 4: Conclude and exclude. Option B (direct factor Xa inhibitor) is correct. It is not an antithrombin agent, a platelet activator, or a clotting factor.
Step 2: Identify the target. It directly and selectively inhibits activated factor Xa, blocking conversion of prothrombin to thrombin.
Step 3: Clinical use. It is used for treatment and prophylaxis of venous thromboembolism, including DVT and pulmonary embolism, and for stroke prevention in atrial fibrillation.
Step 4: Conclude and exclude. Option B (direct factor Xa inhibitor) is correct. It is not an antithrombin agent, a platelet activator, or a clotting factor.
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