This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Endocrinology, Subject name: Pediatrics
[{'content': 'Which one of the following drugs is used for fetal therapy of congenital adrenal hyperplasia ? \nSelect and explain. \nA. Hydrocoisone, B. Prednisolone, C. Fludrocoisone, D. Dexamethasone', 'role': 'user'}, {'content': 'Answer: D \nExplanation: These patients with congenital adrenal hyperplasia require lifelong treatment.Patients with salt wasting and virilizing forms should be treated with hydrocoisone(10-15 mg/m2/day)and fludrocoisone (0.1mg/day).After completion of growth ,synthetic glucocoicoid preperations( dexamethasone,prednisolone)can be used. Reference: OP Ghai,essentiL paediatrics,8 th edition,page no 527', 'role': 'assistant'}]