A. Antibiotics Neomycin, gentamicin, butamycin, tobramycin, streptomycin and some vanguardycin, polymyxin, vancomycin, amphotericin, sulfonamides, tetracyclines, etc. have different degrees of nephrotoxicity and should be prohibited or used with caution in patients with kidney disease. Some drugs, although not nephrotoxic, but because the patient is allergic to these drugs, can also cause kidney damage. Second, commonly used cold medicines (such as paracetamol), painkillers (such as anti-inflammatory pain, etc.) If long-term use can occur direct renal tubular toxicity, sometimes also cause allergic reactions in the kidney tissue, and even cause acute renal failure, so patients with renal parenchymal disease, the use of such drugs should also be cautious. The use of these drugs should be cautious in patients with renal parenchymal disease.