This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Kidney, Subject name: Medicine
Resistant hypeension is when goal not achieved with- 
Select and explain. 
A. 4 drugs + diuretics, B. 2 drugs + diuretics, C. 3 drugs + diuretics, D. 5 drugs + diuretics
B: 2 drugs + diuretics
Answer: B: 2 drugs + diuretics 
Explanation: The term Resistant hypeension refers to patients with blood pressure persistently >140/90mm hg despite taking 3 or more antihypeensive drugs including a diuretic. It is more common in patients aged >60 yrs . Resistant hypeension may be related to pseudoresistance(high office bp and low home bp),non adherent to therapy, identifiable causes of HTN(including obesity and excessive alcohol intake) . Ref:Harrison 20 th edition pg no 1905