A 64-year-old man on warfarin for unprovoked DVT asks about aspirin co-administration for primary prevention. Advice?...

Question

A 64-year-old man on warfarin for unprovoked DVT asks about aspirin co-administration for primary prevention. Advice?

Accepted Answer

Avoid routine aspirin due to bleeding risk and lack of benefit

Answer

Add aspirin for added protection

Answer

Switch to aspirin alone

Answer

Increase INR target to 3-3.5 with aspirin

Answer

Use clopidogrel plus warfarin

us-abim MCQ (SBA): VTE-Concomitant Antiplatelet