The common causes of premature ejaculation include psychological factors, organic diseases, vascular diseases, etc. The treatment of premature ejaculation includes medication, psychological and behavioral therapy, and surgical treatment. 1. medication: if the patient has premature ejaculation, you can combine your own situation, under the guidance of the doctor orally selective 5-hydroxytryptamine reuptake inhibitors, such as dapoxetine, fluoxetine, paroxetine and so on. Or oral tricyclic antidepressants, such as chlorpromazine. Or local topical anesthetic drugs, such as lidocaine, etc. 2. Psychological and behavioral therapy: during the use of drugs, patients can also take the squeeze method, stop moving method, functional sexology therapy. All can improve the symptoms of the disease. 3. Surgical treatment: If non-surgical treatment methods can not improve the symptoms of the disease, or the patient repeated premature ejaculation, you can choose the dorsal penile nerve selective cut off, so as to improve the symptoms. Once the patient has premature ejaculation, he should go to a regular hospital to find out the cause of the disease and then cooperate with the doctor to take treatment measures.