Patients with too slow gastrointestinal digestion and high blood glucose should have timely medical checkups to clarify the causes, adjust their lifestyles, and take oral medications. 1. Physical examination to clarify the cause: slow digestion of the gastrointestinal tract may be due to hypothyroidism, gastrointestinal diseases, mental factors, etc., and should go to the hospital to improve the examination to clarify the diagnosis; at the same time, patients with high blood glucose should improve the examination of fasting glucose, postprandial glucose, and glucose tolerance test, etc., and should start the treatment of diabetes mellitus at the earliest possible time if it is diagnosed. 2. Adjust the lifestyle: patients with slow digestion can eat soft food, but do not drink porridge, rice paste and other foods containing high starch and easy to raise blood sugar, consume more fruits and vegetables rich in dietary fiber, eat less and more meals, avoid overeating. Exercise appropriately, at least half an hour to one hour after meals to avoid gastrointestinal discomfort. Get enough sleep and avoid excessive mental stress. 3. Oral medication: Patients diagnosed with gastrointestinal diseases, diabetes and other diseases should take medication under the guidance of a doctor for symptomatic treatment. If there is any discomfort, consult a doctor in time.