If you have an itchy urethra with pus, you may have gonorrhea or non-gonococcal urethritis, and further examination is recommended to confirm the diagnosis and treatment. 1, gonorrhea, commonly transmitted by unclean sexual contact, can appear urethral itching, pain with yellow discharge outflow, the amount is relatively large. It is recommended that the yellow pus be taken for smear examination at the hospital, and the smear can be seen as Gram-negative diplococcus, then the diagnosis of gonorrhea can be confirmed, and it is recommended that ceftriaxone sodium be used for intravenous treatment for one week. 2, non-gonococcal urethritis, itching in the urethra, accompanied by urethral secretion of white or yellow thin-like pus, often seen in unclean sexual contact, also belongs to one of the sexually transmitted diseases, it is recommended that It is recommended to take the secretions for culture of mycoplasma and chlamydia, if the culture result is positive, the diagnosis can be confirmed. It is recommended to use macrolide antibiotics, such as roxithromycin oral treatment, during the treatment period abstain from sexual intercourse, partners need to be treated at the same time if they have symptoms.