Ketoacidosis after the conversion of high fasting blood glucose is considered to be due to diabetes, generally need to adjust the diet, appropriate exercise, and follow the doctor’s instructions to use hypoglycemic drugs treatment. The causes of ketoacidosis include diabetic ketoacidosis, alcoholic ketoacidosis, starvation ketoacidosis and so on. When ketoacidosis after the cure of high fasting blood glucose, consider the diabetes caused, need to combine fasting blood glucose, two hours after meal blood glucose and other tests to determine. After the diagnosis of diabetes mellitus need to follow the doctor’s instructions to use hypoglycemic drugs treatment, oral hypoglycemic drugs such as acarbose, metformin, etc., injectable hypoglycemic drugs have a variety of types of insulin, with dietary control, appropriate exercise, etc., to maintain blood glucose within a reasonable range. In the case of high fasting blood glucose after ketosis conversion, it is recommended to go to the hospital and ask the doctor to make a judgment and formulate an individualized treatment plan.