There is an abscess at the urethra, most likely due to a local skin infection. It is recommended not to squeeze with your hands, you can use iodophor to apply it and wait for the pus to break down on its own. If you have a history of unclean sex life, you can’t rule out the possibility of sexually transmitted diseases, such as condyloma acuminata, gonorrhea and so on, which may lead to the phenomenon of infected pus. If the abscess is relatively small, follow the above mentioned treatment methods. If the abscess is large, you need to go to the urology department of the hospital in time, and if necessary, you need to cut and drain it in order to treat it completely. Topical erythromycin ointment can be used topically, and if necessary, oral medications can be used for treatment, such as cephalosporin antibiotics, cephalosporin capsules or cefaclor extended-release tablets, etc.