Cornmeal nest can not lower blood sugar, food can only give patients supplemental nutrition, want to lower blood sugar need to follow the doctor’s instructions to take metformin, glibenclamide tablets and other hypoglycemic drugs to treat. Cornmeal nest is mainly made of cornmeal, belongs to the coarse food, its glycemic index is low, high blood sugar patients appropriate consumption will not affect the control of blood glucose, but it can only give the patient to supplement the nutrition, can not directly give the patient to reduce blood sugar. Patients who want to lower blood sugar can follow the doctor’s instructions to take glibenclamide tablets, Repaglinide tablets, metformin and other drugs to lower blood sugar, you can also inject insulin to regulate blood sugar levels. People with high blood sugar should avoid listening to prescriptions to lower blood sugar, and it is recommended to be admitted to the hospital for examination and to choose the way of lowering blood sugar that is suitable for their condition.