Drugs Reactive intermediate Toxicity
Acetaminophen Quinine-imine Hepatotoxicity
Carbamazepine 2-hydroxyl,quinine-imine Agranulocytosis, aplastic anemia 
Clarithromycin Nitroalkane Hypersensitivity
Clozapine Desmethylclozapine Agranulocytosis
Dapsone Hydroxylamine, nitroso Hemolysis, Hypersensitivity
Diclofenac Acyl glucuronide, benzoquinone imine Hepatotoxicity
Halothane Trifluoroacetyl Hepatesis
Indomethacin Iminoquinone Hypersensitivity, Agranulocytosis, Hepatotoxicity
Isonizaid Isonicotinic acid, acetylating species Hypersensitivity
Phenacetin p-nitrosophenetole Hepatotoxicity
Procainamide Hydroxylamine, nitroso Agranulocytosis
Tacrine 7-OH-tacrine Hepatotoxicity
Tamoxifene N-oxide, N-oxide-epoxide Carcinogenicity
Ticlodipine Keto, S-oxide Agranulocytosis, aplastic anemia 
Tienilic acid Thiopene S-oxide Hypersensitivity, hepatitis
Troglitazone Conjugates, benzoquinone, quinine epoxide  Hepatotoxicity
Valproic acid Acyl glucuronide, 2-N-propyl-4-pentenoic acid Hypersensitivity, Hepatotoxicity
Table 3: Example of drugs that form reactive intermediates and exhibit toxicity [41].