Men who ejaculate too quickly during sexual intercourse are generally common due to excessive tension, and excessive tension tends to cause rapid ejaculation. If the patient has less than two minutes every time he has sex or most of the time during sex, it is generally considered that there may be premature ejaculation. Premature ejaculation is a relatively common male sexual dysfunction, mainly due to the dorsal nerve of the penis, which is the sensory nerve afferent to the penis is overly sensitive to excitement, a smaller stimulus can cause penile excitement induced orgasm, which makes ejaculation too fast, sex time is too short. For premature ejaculation can generally be treated by medication, commonly used oral medications are sertraline, paroxetine, dapoxetine hydrochloride and so on. In addition, you can also use topical drugs for treatment, topical drugs such as commonly used lidocaine cream, with surface anesthesia, applied to the glans before sex can reduce its sensitivity, prolonging sex time.