Question

A 68-year-old patient is on warfarin with a target INR range of 2-3. He has an INR of 4.5 without bleeding. According to BNF guidelines, what is the appropriate action?

Accepted Answer

Stop warfarin for 48 hours, then resume at a lower dose

Answer

Give IV vitamin K

Answer

Give oral vitamin K and continue the same dose

Answer

No change in dose as there's no bleeding

Answer

Immediate prothrombin complex concentrate

Practice question

A 68-year-old patient is on warfarin with a target INR range of 2-3. He has an INR of 4.5 without bleeding. According to BNF guidelines, what is the appropriate action?