A 73-year-old man with non-valvular atrial fibrillation is established on warfarin. What is the usual target INR range for stroke prevention in atrial...

Question

A 73-year-old man with non-valvular atrial fibrillation is established on warfarin. What is the usual target INR range for stroke prevention in atrial fibrillation?

Accepted Answer

2.0–3.0 (target 2.5)

Answer

1.0–1.5

Answer

1.5–2.0

Answer

3.0–4.0 (target 3.5)

Answer

4.0–5.0

uk-plab-1 MCQ (SBA): Warfarin target INR in AF

A 73-year-old man with non-valvular atrial fibrillation is established on warfarin. What is the usual target INR range for stroke prevention in atrial fibrillation?