<prompt> All of the following are causes of lupus exceptHydralazineClofibratePenicillamneChlorpromazine  <response>: Drugs causing lupus sulfonamides hydralazine isoniazid procainamide anticonvulsants Lithium pencillamine diltiazem betablockers Sulfasalazine Interferon gamma TNF inhibitors iadvl textbook of dermatology page 1221 