It is possible to cure diabetic proteinuria 2+. Diabetic patients with proteinuria 2+ indicates that diabetic nephropathy may occur, long-term poor glycemic control will accelerate the occurrence of diabetic nephropathy. Early diabetic nephropathy can be treated with oral hypoglycemic drugs such as acarbose or insulin injections as prescribed by the doctor, together with appropriate exercise and dietary control, and antihypertensive drugs such as captopril can be used to treat the elevated blood pressure caused by nephropathy, which can be improved after active treatment. However, diabetic nephropathy patients with renal impairment is more difficult to cure, if the kidney function is further impaired to cause uremia, then dialysis treatment is needed. Diabetic patients with proteinuria 2+ are advised to go to the hospital and cooperate with the doctor for active treatment.