Long-term consumption of acarbose weight generally will not always lose, eating acarbose need to be guided by a doctor. Diabetic patients eating acarbose in the early stage will appear weight loss phenomenon, the reason is that acarbose delay glucose absorption, at the same time can be accompanied by gastrointestinal flatulence, dyspepsia, nausea and vomiting, diarrhea and other symptoms, reduce intake, resulting in weight loss, but generally will not always fall. Acarbose is a hypoglycemic drug, mainly used for the treatment of type 2 diabetes mellitus, and needs to be combined with diet control and exercise therapy. Acarbose is prohibited for those who are allergic to acarbose, patients with severe hepatic or renal impairment, and patients with chronic gastrointestinal dysfunction who have significant digestive and absorption disorders. Eating acarbose if the weight loss is serious need to consult a doctor, under the guidance of the doctor to adjust the medication.