A high blood sugar of 14 points or more cannot usually be controlled with food without medication. A high blood sugar of 14+ points is an abnormal blood sugar. Whether it is fasting blood glucose, or two hours after meal blood glucose reaches more than 14 points, usually need to control diet and medication. Diet should be strictly controlled, high fat content, greasy, sugar and other high food eat as little as possible or do not eat, can be appropriate with some coarse grains, in order to increase dietary fiber, increase satiety, prolong the digestion time. Patients with high blood sugar 14 points need to be treated with hypoglycemic drugs under the guidance of a doctor, for example, you can take oral metformin, glibenclamide and so on. Diabetic patients should monitor their blood sugar daily, and glucose-lowering drugs should be eaten on time and in accordance with the dosage, and should not change the dosage arbitrarily by themselves. Patients with high blood glucose 14 points more, it is recommended that patients go to the endocrinology department of the regular hospital, taking drugs need to be taken under the guidance of a doctor to avoid aggravating the condition.