If your blood sugar is still elevated even though you have been taking medication, it may be related to medication, underlying diseases, diet, exercise and other factors. 1. Medications: Antihyperglycemic drugs need to be used under the guidance of a doctor and regular monitoring of blood glucose, timely adjustment of medication according to the changes in the condition, including the type of drug, dosage, duration of treatment, and method of medication. 2. Underlying disease: If the patient is type 1 diabetes, or the blood sugar is high, the condition is serious, or the patient with type 2 diabetes fails to reach the blood sugar control target by oral hypoglycemic drugs, it is difficult to lower the blood sugar by oral hypoglycemic drugs, and should be treated with insulin in time. 3. Diet, exercise, etc.: The diet of diabetic patients should adhere to the low-fat, low-sugar, low-salt diet, balanced nutrition, and eat more meals with less food. At the same time, ensure proper exercise and weight control. Ensure adequate sleep and avoid excessive mental stress. If the glucose-lowering effect of oral hypoglycemic drugs is unsatisfactory or there are other uncomfortable symptoms, you should consult a doctor in time to find out the reason so as not to delay the condition.