Pre-meal hypoglycemia usually requires immediate treatment with sugary foods or intravenous glucose, and then prompt medical attention to identify the cause of the hypoglycemia, which may not always require medication. Hypoglycemic episodes need to immediately eat sugary foods, such as candy, cookies, chocolate, etc., if the patient is hypoglycemic coma can follow the doctor’s instructions for intravenous glucose treatment. In addition, the cause of hypoglycemia should be clarified and treated according to the cause; if it is caused by insufficient intake but increased consumption, it is necessary to maintain sufficient intake, especially when consumption increases, it is necessary to increase the amount of food accordingly, and such cases usually do not need to take medication. Diabetic patients may cause hypoglycemia if they don’t eat in time after insulin injection before meal, in such cases, they need to eat in time after insulin infusion, or diabetic patients may cause preprandial hypoglycemia if they take too large a dose of medication, in such cases, they should adjust the dosage of the medication under the direction of the doctor, and in the case of the above mentioned cases, it is recommended to follow the doctor’s prescription for the use of medication. If the symptoms of preprandial hypoglycemia persist or recur, it is recommended to go to the hospital.