The blood glucose 2 hours after meal in the morning is 7.6 2 hours after meal at noon is 19.3, it may be food reasons, drug reasons, etc.. 1. Food reasons: lunch eating a lot of glycemic food, such as rice steamed buns intake too much, sweet potatoes and other sugary foods eat too much, will make the blood sugar rise rapidly. Suggest regular diet, eat more green vegetables, grains and cereals, reduce the rice steamed bread and other glycemic substances such as intake, if the blood sugar rises too much, you can also temporarily add the usual sugar-lowering drugs such as metformin. 2. Drug reasons: forget to take medication before lunch or privately reduce the amount of hypoglycemic drugs may also cause elevated blood glucose, if you forget to take medication, make up for it in time; if it is a reduction in the amount of recommended to restore the original amount. If the above symptoms occur, it is recommended to go to the hospital for examination, to clarify whether there are other causes, and under the guidance of the doctor for regular treatment.