Insulin more than 10 units, there is a possibility of hypoglycemia, timely supplementation of sugar, if it can be relieved is not serious, if hypoglycemic coma is more serious. Insulin can be used to lower the blood sugar of diabetic patients, patients need to follow the doctor’s instructions for treatment, if more than 10 units, is the use of insulin is too much, may induce hypoglycemia or even hypoglycemic coma, hypoglycemic attack in time to replenish sugar-containing food, if it can be relieved is not considered serious, if there is hypoglycemic coma is more serious. In daily life, patients who need to use insulin should be treated under the guidance of a doctor, and the dose of insulin needs to be checked before using the drug to ensure that the dose is accurate before injection.