Acetaminophen Cromolyn Methyldopa Salicylic acid
Acetazolamide Ethacrynic acid Penicillamine Sulfadiazine
Ampicillin Furosemide Pentobarbital Sulfapyridine
Aspirin Ibuprofen Phenobarbital Theophylline
Chlorothiazide Levodopa Phenytoin Tolbutamide
Chlorpropamide Methotrexate Propylthiouracil Warfarin
Ciprofloxacin