Drugs associated with fever include:
Erythromycin, Isoniazid, Penicillin, Nitrofurantoin, Procainamide, Quinidine, Atropine, Captopril, Clofibrate, Hydralazine, Hydrochlorothiazide, Methyldopa, Nifedipine, Allopurinol, Antihistamines, Aspirin, Cimetidine, Heparin, Meperidine, Phenytoin
The median time of onset of fever asset the initiation of a drug is eight days, but may vary from less than 24 hours to many months (Mackowiak PA et al).