– Abacavir

– Cephalosporins (cefamandole, cefmenoxine, cefmetazole, cefoperazone, cefotetan, ceftriaxone)

– Chloramphenicol

– Griseofulvin

– Hydrazines (isoniazid, procarbazine)

– Ketoconazole

– Nitroimidazoles (benznidazole, metronidazole, ornidazole, tinidazole)

– Phenylbutazone

– Procarbazine

– Sulfonamides (including cotrimoxazole)

– Sulfonylureas (chlorpropamide, glyburide, tolbutamide)

– Tacrolimus