ED is the abbreviation of penile erectile dysfunction, diabetic ED refers to the ED caused by diabetes mellitus, first of all, it should be clear whether it is the ED caused by psychological reasons or the ED caused by organic lesions, if it is the ED caused by organic lesions, this kind of patients should be actively treating the primary disease, and its treatment generally includes oral drug treatment and local treatment. 1. Oral drug therapy: first of all, we should actively use hypoglycemic drugs to maintain stable blood glucose, such as metformin, gliclazide, acarbose and so on. In addition, drugs to relieve vascular lesions and drugs to nourish nerves, such as methylcobalamin, should also be taken under the guidance of physicians. 2. Local treatment: mainly targeting the penile corpus cavernosum for drug injection. In addition, on the basis of relatively stable blood sugar control, can also be combined with the use of sildenafil and other drugs, can effectively improve the ED. diabetic ED, should also be timely and active medical treatment, under the guidance of the physician to comply with the doctor’s prescription medication, do not blindly self-medication.