<prompt> Bone marrow aplasia is seen with all except :MethicillinChloramphenicolAlpha methyl hydantoinPhenylbutazone  <response>: Methicillin Causes of drug induced aplastic anemia Antibiotics Psychotropic Chloramphenicol Phenothiazine Cotrimoxazole Anticonvulsant Nitrofurantoin Phenytoin Carbamazepine Valproate Antiinflammatory Antirheumatic Phenylbutazone Gold salts Indomethacin D penicillamine Diclofenac Cytotoxic drugs Antithyroid Vincristine Carbimazole Andriamycin Methimazole Methotrexate etc. Methylthiouracil 