I would like to ask what good way to treat premature ejaculation

Premature ejaculation causes more and psychological factors, premature ejaculation may be caused by emotional tension in the process of sexual life, may also be sensitive to the penis or suffering from urinary system diseases, the need for symptomatic treatment, if emotional tension can relax, the penis is too sensitive can be external prilocaine external application, there is urinary system inflammation need symptomatic anti-inflammatory treatment.