Dry mouth, always thirsty. What's going on?

Dry mouth is always thirsty, is the body shows diabetes caused. Diabetes early, will make the patient show dry mouth and drink more urine, can fasting blood glucose test. The normal blood glucose value of the human body is fasting 3.9 to 6.1 mmol/L, fasting blood glucose value if more than the normal range, refers to the patient's body shows diabetes. once the body shows that diabetes cannot be completely cured, it needs long-term oral hypoglycemic drug treatment. During the treatment period, it is necessary to regularly check the body's blood sugar.