Hyperglycemic patients should effectively control blood sugar from the following aspects: 1, strict control of diet, low-sugar, low-fat diet, no high-sugar fruits and drinks, avoid high sugar food intake; 2, eat less and more meals to avoid excessive stimulation of insulin secretion; 3, strengthen physical exercise, at least 20 minutes of training every day, drink more plain water can speed up the metabolism of sugar and reduce the storage of sugar in the body; 4, test blood sugar The random blood sugar of normal people is within 11.1mmol/L, fasting blood sugar is less than 7.0mmol/L, use blood glucose meter to measure fasting blood sugar and postprandial blood sugar at any time, and promptly ask the doctor to adjust the treatment plan according to their own situation; 5, hypoglycemic drug therapy control, clinically used drugs are metformin extended-release tablets, glibenclamide, gliclazide, acarbose, if the drug can not effectively control blood sugar Choose insulin for treatment.