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: Pharmacology
Epleronone is: 
Select and explain. 
A. Aldosterone antagonist, B. Can cause hyperkalemia in predisposed patients, C. A diuretic, D. All of these
D: All of these
Answer: D: All of these 
Explanation: Epleronone is an aldosterone antagonist (like spironolactone). It is used as potassium sparing diuretic and can cause hyperkalemia in susceptible individuals paicularly in the patients on ACE inhibitors.