Penile vascular expansion methods, that is, the treatment of erectile dysfunction, is different from person to person, there is no “best” method, you can choose to exercise, drugs or devices to improve the blood supply to the penis. 1. Exercise: you can do more aerobic exercise to increase the amount of exercise, such as jogging, jumping rope, etc., to promote penile blood circulation to make the penis congested has a certain effect. But need to pay attention to appropriate exercise, avoid overwork. 2. Drug treatment: At present, the most commonly used clinical phosphodiesterase inhibitor type 5, such as sildenafil citrate tablets, tadalafil tablets. After taking the drugs, when there is sexual stimulation, the drugs can act on the endothelium of the blood vessels, releasing the factor of vasodilating, so as to dilate the arteries of the spongy body, so as to make the penis congested, thickened and hardened. The above drugs should be used under the guidance of a doctor. 3. Apparatus: Penile negative pressure device can be used, the principle is to make the cavernous body fill up through repeated negative pressure attraction, blocking venous return and maintaining the erectile state. Negative pressure treatment is effective, safe, non-invasive, no drugs and relatively low cost. Those who have erectile dysfunction are advised to go to regular hospitals and follow the doctor’s instructions for examination and treatment.