Abdominal distension and inability to urinate may be caused by urinary system infection, acute prostatitis, prostatic hyperplasia, urinary stones and so on. Norfloxacin capsules are suitable for urinary tract infections caused by sensitive bacteria, gonorrhea, prostatitis, intestinal infections and typhoid and other salmonella infections. If the indications and causes of the same treatment with norfloxacin capsules effective, if different need to consult a doctor for medication. 1. Urinary tract infection: it is due to certain factors that cause pathogenic bacteria to invade the human body through upstream infection, bloodstream infection, direct infection or lymphatic tract infection. Antibiotics can be used, such as norfloxacin capsules, amoxicillin and so on. 2. Acute prostatitis: acute inflammation caused by non-specific bacterial infection of the prostate. Clinical consideration of antibiotic treatment, such as aminoglycoside antibiotics, quinolone antibiotics. 3. Prostatic hyperplasia: may be due to the disruption of the balance of epithelial and mesenchymal cell proliferation and apoptosis. It is more common in the elderly male population and can be treated with drugs such as tamsulosin and finasteride. 4. Urinary stones: When the diameter of the stone is small, you should drink more water to promote the urinary discharge. When the diameter of the stone is large, extracorporeal shock wave lithotripsy or surgical extraction should be considered. Abdominal distension and urination, should promptly seek medical attention. Need to use norfloxacin capsules patients please consult a professional doctor, follow the doctor’s instructions, reasonable use of medication.