It is a genitourinary infection caused by Chlamydia trachomatis and mycoplasma. Men often present with frequent, urgent, painful urination and thin discharge from the urethra, while women often present with increased leucorrhea and discomfort in the lower abdomen, but it is important to note that many infected individuals may not have any symptoms. Delayed treatment and irregular treatment can lead to prostatitis, ureteritis, pelvic inflammatory disease and infertility. The disease is mainly transmitted through sexual contact, and a few through contaminated household utensils. The disease is mainly transmitted through sexual contact and a few through contaminated household utensils. 2, early detection, early treatment, can avoid complications . 3, adhere to the rules, the whole treatment, do not stop or increase or decrease the drugs on their own. 4.Sexual partners should be treated at the same time. 5. Avoid sexual intercourse during the treatment period. 6, avoid drinking alcohol and eating spicy and stimulating food during treatment. 7, pay attention to disinfection and isolation: underwear should be diligently ironed and washed, do not mix with family members. 8.Check whether other STDs are combined: gonorrhea, syphilis, AIDS, etc. 9, consider marriage, pregnancy, it is best to wait for complete cure, after the specialist consultation. 10, the correct use of condoms can effectively prevent non-gonococcal urethritis (cervicitis)