Which one of the following is an Aldosterone antagonist?: (A) Spironolactone, (B) Amiloride, (C) Triameterine, (D) Acetazolamide
Answer is A. (A) Spironolactone > Spironolactone is a steroid chemically related to the mineralocorticoid aldosterone> Spironolactone is an aldosterone antagonist.