Urethral infections usually cause frequent urination, urinary urgency, urinary pain and other symptoms, after diagnosis, usually the use of sensitive antibacterial drug treatment, such as levofloxacin, amoxicillin and so on. 1. Symptoms: When there is a pathogenic bacterial infection in the urethra, it can cause obvious urinary abnormalities, such as frequent urination, urinary urgency, painful urination, etc., and pus discharge from the urethral opening, and when the infection is more serious, it can cause damage to the urethral mucosa, which can cause hematuria. 2. Treatment: After diagnosis of urinary tract infection, sensitive antibacterial drugs should be used for treatment, such as levofloxacin, amoxicillin, etc., in the treatment of medication, but also increase the amount of drinking water, repeated urination, the urethra to flush, to help recovery. In the process of treatment, patients should also follow the doctor’s instructions, safe and reasonable use of drugs, do not use drugs indiscriminately.