Iodine contrast medium, nephrotoxic antibiotics, insulin, sulfonylamides, sulfonylureas, α-glucosidase inhibitors, insulin-sensitizing agent, troglitazone, anabolic steroids, guanethidine, salicylates, β-blockers, MAOIs, epinephrine, adrenocortical hormones, thyroid hormones, estrogen, diuretics, pyrazinamides, INH, nicotinic acid, phenothiazines.