The main effect of Huangkui capsule is to protect the kidney and reduce urinary protein, which can be used to treat nephrotic syndrome, glomerulonephritis, diabetic nephropathy and other related diseases. It can only be used as an auxiliary drug, and cannot be treated as a main drug. It is necessary to clarify the patient's condition and etiology, and formulate a targeted treatment plan. For example, the first choice of drugs for diabetic nephropathy is ACEI or ARb. For nephrotic syndrome, hormones, immune agents and other drugs are needed. During the medication period, it is also necessary to visit the hospital regularly for follow-up, reexamination and monitoring of the changes in the condition, and pay attention to preventing colds in life.