23rd July 2020

You are an F2 doctor working on cardiology. You are discussing anticoagulation with an 83-year-old patient who has atrial fibrillation

You are a F2 doctor working on cardiology. You are discussing anticoagulation with an 83-year-old patient who has atrial fibrillation. You discuss the benefits and risks of anticoagulation using the CHA2DS2- VASc and ORBIT scores, and decide anticoagulation would be beneficial. She wants to know more information to make an informed decision about whether to go for warfarin (a vitamin K antagonist) or apixaban (a DOAC). 

Which of the following is NOT true of warfarin?

Select the SINGLE most appropriate option from the list below. Select ONE option only.