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': 'All of following inhibit peripheral conversion of T4 and T3 except - \nSelect and explain. \nA. Propylthiouracil, B. Methimazole, C. Proparanolal, D. Amiodarone', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans is 'b' i.e. Methimazole o Propylthiouracil, propranolal, amiodarone and glucocoicoids inhibit peripheral conversion of T4 and T3.", 'role': 'assistant'}]