This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pharmacology
Which of the following has max mineralcoicoid activity? 
Select and explain. 
A. A ldosterone, B. Prednisolone, C. Fludrocoisone, D. Dexamethasone
A: A ldosterone
Answer: A: A ldosterone 
Explanation: Ans. is 'a' i.e., Aldosterone Zero mineralocoicoid activity - Triamcinolone, Paramethasone, Dexamethasone, Betamethasone Mineralocoicoid with zero glucocoicoid activity - DOCA (Deoxycoicoisterone acetate) Most potent glucocoicoid - Betametasone Least potent glucocoicoid - Coisone Maximum mineralocoicoid activity - Aldosterone Maximum glucocoicoid activity - Dexamethosone & Betametasone