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
[{'content': '100 mg hydrocoisone is equivalent to ? \nSelect and explain. \nA. 20 mg methylprednisolone, B. 20 mg coisone acetate, C. 10 mg dexamethasone, D. 10 mg prednisone', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., 20 mg methylprednisolone o 20 mg of hydrocoisone (coisol) = 5 mg of prednisolone = 4mg of methylprednisolone or triamcinalone = 0.75 mg of dexamethasone or betamethasone. o Thus, 100 mg of Hydrocoisone (coisol) = 25 mg of prednisolone = 20 mg of methylprednisolone or triamcinolone = 3.75 mg of dexamethasone or betamethasone.", 'role': 'assistant'}]