Drug induced lupus can result from all the following, EXCEPT:: (A) Penicillin, (B) Phenytoin, (C) Hydralazine, (D) Hydrochlorothiazide
Answer is A. Penicillin is not known to cause drug induced lupus. Drugs most commonly associated with drug induced lupus are: Procainamide and hydralazine. Quinidine, isoniazid, methyldopa, minocycline and chlorpromazine are also involved. Other drugs that are probable causes includes anticonvulsants, statins, fluorouracil agents, terbinafine, antithyroid drugs and hydrochlorothiazide.