The patient’s itchy urethra flowing white liquid, mainly consider the possibility of gonorrhea, it is recommended to go to the hospital to perform prostate massage to take a small amount of urethral discharge examination, or directly take the urethral secretion of white secretion examination, examination items include bacterial culture, mycoplasma, chlamydia, gonococcal culture. If the patient is diagnosed with gonorrhea, he can be treated with drugs such as gonorrhea or ceftriaxone; if the patient is infected with mycoplasma or chlamydia, he can be treated with erythromycin or azithromycin. Patients are advised to drink more water and urinate regularly, take antibiotics regularly, and avoid unsafe sexual intercourse during the period of illness.