The symptoms of painful urination and pus flowing from the urethra in men are commonly associated with urethritis, cystitis, pyelonephritis, prostatitis, prepuce, etc. A, urethritis 1, gonococcal urethritis: gonococcal urethritis is a purulent infection caused by Neisseria gonorrhoeae, men can manifest as painful urination, urethral pus. Patients are mostly gonococcal infections caused by unclean sex, which can be manifested as yellowish-white pus flowing from the outer urethra, or even the appearance of urethral pus adhering to the underwear. Symptoms such as redness and swelling of the urethra, burning, painful urination and difficulty in urination may also occur. Patients are advised to perfect the urethral discharge examination, and after diagnosis, high doses of penicillin and cephalosporin antibiotics can be given for treatment. In addition, patients should pay attention to personal hygiene, usually quit spicy and stimulating food, and pay attention to drink more water; 2, non-gonococcal urethritis: non-gonococcal urethritis is mainly caused by chlamydia or mycoplasma infection, manifested as urethral itching, painful urination and secretion of a small amount of white thin liquid. Clinically, it is usually treated with macrolides or quinolones antibacterial drugs, and can also be supplemented with Chinese medicines that relieve heat and laxative. The actual cystitis can be divided into acute cystitis and chronic cystitis, both of which can manifest as painful urination, urethral flow, and sometimes urinary urgency and severe urinary frequency. When the above symptoms appear, it is recommended to perform routine urine examination in a timely manner. Patients can take proper rest, drink more water to increase urine output, pay attention to nutrition and avoid spicy and stimulating foods. For patients with significant bladder irritation, it is recommended to give antispasmodics to relieve symptoms and antimicrobials for treatment. Pyelonephritis is an inflammation of the renal pelvis and renal parenchyma caused by pathogenic microorganisms, often accompanied by lower urinary tract infection. Patients may experience painful urination, pus flowing from the urethra, and symptoms such as fever, frequent urination and urinary urgency, etc. Patients are advised to drink more water and urinate more often. If there are symptoms of systemic infection such as fever, bed rest is recommended and oral antibiotics can be taken for treatment. Fourth, prostatitis is usually seen in chronic prostatitis, as pathogens invade the prostate with urine, leading to infection. Patients can show abnormal performance of urination, such as frequent, urgent, painful urination, and milky discharge from the urethra after urination or during bowel movements. If you are diagnosed with chronic prostatitis, first of all, it is recommended that the patient undergoes antimicrobial therapy, and the commonly used drugs in the clinic are ofloxacin or levofloxacin. The actual fact is that you can find a lot of people who are not able to get a good deal on a lot of things. The actual fact is that you can find a lot of people who are not able to get a good deal on a lot of things. The patient will usually experience painful urination and pus flowing from the urethra. It is recommended to go to the urology clinic for relevant examinations and treatment is recommended to choose sensitive antibiotics according to drug sensitivity tests. If glansitis is caused by overcircumcision, surgical removal of the foreskin is recommended. Also, it is important to pay attention to genital hygiene and timely cleaning in daily life.