Diabetes is a common disease, it can lead to a variety of extremely harmful complications, if long-term uncontrolled is very easy for patients to disability, blindness, and even death, and now most patients are choosing to use oral hypoglycemic drugs to control the disease, but many patients do not know what are the misconceptions of the use of oral hypoglycemic drugs? This is very detrimental to the control of diabetes, the use of oral hypoglycemic misconceptions are: 1, insulin-dependent diabetic patients should not use oral hypoglycemic drugs alone, of course, biguanide hypoglycemic drugs and bilirubin and insulin together or very effective. 2, pregnant women with diabetes should always stop using oral hypoglycemic drugs, in order to avoid poor blood sugar control, while causing abnormal fetal development. Because oral hypoglycemic drugs can be excreted through breast milk, so breastfeeding women should also not take oral hypoglycemic drugs. 3.Other emergencies: such as myocardial infarction, surgery, trauma and other cases occur, should also be short-term change to insulin therapy. 4, acute complications of diabetes: such as infection, diabetic ketoacidosis, hyperosmolar non-ketotic diabetic coma and other patients using oral hypoglycemic drugs is very poor, some may also aggravate ketoacidosis or cause lactic acidosis, it is best not to use. 5, more serious chronic complications of diabetes: extraordinary is the development of stage III or stage III or more renal and fundus lesions should stop using oral hypoglycemic drugs and switch to insulin therapy.