<prompt> Bone marrow apalsia is seen with all except ?MethicillinChloramphenicolAlpha methyl hydantoinPhenylbutazone  <response>: Ans. is a i.e., Methicillin Causes of drug induced aplastic anemia Antibiotics Chloramphenicol Cotrimoxazole Nitroforantoin Antiinflammatory Phenylbutazone lndomethacin Diclofenac Antithyroid Carbimazole Methimazole Methylthiouracil Psychotropic Phenothiazine Anticonvulsant Phenytoin alpha methyl hydantoin Antirheumatic Gold salts D penicillamine Cytotoxic drugs Vincristine Adriamycin Methotrexate Chlorambucil 