Acarbose tablets main efficacy for the treatment of diabetes mellitus, belongs to the oral drug, three times a day, the early dose of 50 mg each time, the maximum does not exceed 200 mg. 1. Acarbose tablets efficacy: a-glucosidase inhibitors, can inhibit glucose production, can control postprandial blood glucose, mainly used in the treatment of diabetes mellitus, can be applied alone or with other hypoglycemic drugs or insulin. 2. Acarbose tablets usage: individualized use, oral, three times a day, before meals, the starting dose of 50 mg, the maximum dose does not exceed 200 mg. Adverse effects of acarbose tablets may cause significant gastrointestinal reactions during administration, including increased gas production, abdominal pain, abdominal distension, nausea, and hypoglycemia in some people. There are obvious digestive and absorption dysfunction is prohibited, obvious abnormal intestinal functional status is prohibited; athletes should be cautious, people under 18 years of age, pregnancy and lactation is prohibited; allergic to the product is prohibited. Acarbose tablets precautions for the need to follow the doctor’s instructions for the use of medication; with other drugs to adjust the dose, avoid and regulate the gastrointestinal tract of the combination of drugs; avoid drinking alcohol during the use of drugs. Once there is obvious gastrointestinal reaction and serious hypoglycemia during the use of medication, it is necessary to stop the medication in time and consult a doctor for observation, so as to avoid delaying the condition. It is recommended to take medication under the guidance of a doctor to avoid adverse consequences.