All are antithyroid drugs except
High-Yield Explanation
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)