Hepatotoxic drugs are All except: (A) Methotrexate, (B) Isoniazid, (C) Cycloserine, (D) Ethionamide
Answer is C. Refer KDT 6/e p 744 Rifamipicin,INH ,pyrazinamide are first line drugs for TB that are Hepatotoxic Cycloserine does not cause hepatotoxicity .Its major adverse effect is neuro psychiatric reactions