A 75-year-old man taking Warfarin for metallic mitral valve replacement (target INR 2.5-3.5) attends for a routine INR check. His INR is found to be 8...

Question

A 75-year-old man taking Warfarin for metallic mitral valve replacement (target INR 2.5-3.5) attends for a routine INR check. His INR is found to be 8.5. He has no signs of bleeding. What is the most appropriate management?

Accepted Answer

Stop Warfarin and give Oral Vitamin K 1-3mg

Answer

Admit to hospital for observation

Answer

Stop Warfarin and give IV Vitamin K 5mg

Answer

Stop Warfarin and recheck INR in 24 hours

Answer

Continue Warfarin at a reduced dose

ukmla MCQ (SBA): Warfarin Over-anticoagulation

A 75-year-old man taking Warfarin for metallic mitral valve replacement (target INR 2.5-3.5) attends for a routine INR check. His INR is found to be 8.5. He has no signs of bleeding. What is the most appropriate management?