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
Which of the following is not a potassium sparing diuretic? 
Select and explain. 
A. Amiloride, B. Indapamide, C. Spironolactone, D. Triamterene
B: Indapamide
Answer: B: Indapamide 
Explanation: POTASSIUM SPARING DIURETICS P: Potassium sparing diuretics A: Amiloride S: Spironolactone T: Triamterene E: Epleronone