Non-gonorrhea is non-gonococcal urethritis. Currently, it is one of the most common sexually transmitted diseases in China. It is an infectious disease of the urinary system that can be cured and prevented. Non-gonococcal urethritis is mainly distinguished from urethritis caused by Neisseria gonorrhoeae, which is mainly related to chlamydia, mycoplasma, herpes virus, trichomonas, candida and other fungal infections, and the symptoms are less severe than gonococcal urethritis, which is characterized by itching of the urethra, painful urination and other symptoms of infection, and secretion of mucus, and in serious cases, inflammation of the testicles, epididymis, uterine adnexa, vagina and pelvis in men. It can also involve the testicles, epididymis, uterine adnexa, vagina and pelvis in men. The diagnosis is usually made by smear or culture of urethral secretions, combined with typical clinical manifestations and history of unclean sexual intercourse. Treatment is mainly with quinolones, and for chlamydia and chlamydia erythromycin and tetracycline should be used. It can also be supplemented with herbal medicines or Chinese herbal preparations that dispel dampness, clear heat and detoxify the body. The duration of treatment is between 2-4 weeks. In summary, non-gonorrhea is a urinary tract infection that is mainly transmitted through sexual intercourse, and prevention should pay attention to the hygiene of sexual intercourse and eliminate chaotic relationships. Once infected with non-gonorrhea, try to reduce sexual relations during the treatment period, and treat both spouses at the same time if one of them is infected, and also pay attention to disinfecting toiletries and underwear by boiling water frequently.