<prompt> All are antithyroid drugs EXCEPT:PropylthiouracilMethimazoleCarbimazoleCarbamazepine  <response>: Carbamazepine: Ref: 230-KDT249-KDT6thCLASSIFICATIONS1. Inhibit hormone synthesis Antithyroid drugsPropylthiouracil, Methimazole, Carbimazole2. Inhibit iodide trapping Ionic InhibitorsThiocyanates - SCN Perchlorates - CIO4 Nitrates - NO33. Inhibit hormone releaseIodine, Iodides of Na and K, organic iodide4. Destroy thyroid tissue - Radioactive iodine I3II, 125I, 123ICarbamazipine is a antiepileptic drugs 