Diabetic patients with a long history of diabetes and poor blood sugar control are very likely to affect the sexual function of male diabetics because diabetes can cause neurological and vascular lesions, which can lead to impotence, premature diarrhea, erectile dysfunction or reverse ejaculation in male diabetics. The treatment should first improve blood sugar, blood sugar control after the sexual function will have a certain degree of improvement. Second, you can take oral nerve-nourishing drugs, like methylcobalamin tablets also have a certain therapeutic effect. In addition, oral medication to increase male function and improve erectile dysfunction, currently more commonly used drugs like sildenafil, have a better therapeutic effect.