Question

A 75-year-old man on warfarin for atrial fibrillation presents with melaena and hypotension. His INR is 4.5. What is the most appropriate management of his anticoagulation?

Accepted Answer

Give intravenous vitamin K and four-factor prothrombin complex concentrate urgently

Answer

Continue warfarin and monitor INR

Answer

Stop warfarin only

Answer

Give platelet transfusion only

Answer

Give fresh frozen plasma alone without vitamin K

Practice question

A 75-year-old man on warfarin for atrial fibrillation presents with melaena and hypotension. His INR is 4.5. What is the most appropriate management of his anticoagulation?