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: Pharmacology
[{'content': 'All are antithyroid drugs except \nSelect and explain. \nA. Propylthiouracil, B. Methimazole, C. Carbimazole, D. Carbamazepine', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Carbamezapine is an anti epileptic drug. It belongs to iminostilbene group of drugs Carbimazole is used to treat hypehyroidism. Carbimazole is a pro-drugas after absorption it is conveed to the active form, methimazole. (REF.Essential of medical pharmacology K D TRIPATHI 6 Edition, Page No - 402)', 'role': 'assistant'}]