High serum cystatin can take creatinine-lowering drugs, improve glomerulonephritis, antiplatelet aggregation, such as cyclophosphamide, clopidogrel, dipyridamole and so on. 1. Creatinine-lowering drugs: commonly used drugs such as urethane particles, Haikun Renxi capsule, renal failure capsule, etc., which can help reduce blood creatinine, promote the recovery of renal function, and improve the effect of high serum cystatin. 2. Improve glomerulonephritis: Commonly used drugs include cyclophosphamide, mertiomaxolide, tacrolimus and so on, which can effectively improve autoimmunity, improve glomerulonephritis, and help to improve the situation of high serum cystatin. 3. Antiplatelet aggregation: commonly used aspirin enteric-coated tablets, clopidogrel, dipyridamole, etc., all have the effect of antiplatelet aggregation, prevention and inhibition of thrombosis, and effectively improve the serum cystatin high. When high serum cystatin occurs, it is recommended to take medication under the guidance of a doctor.