The nature and degree of pain varies from person to person, and can be expressed as burning sensation, burning pain, stinging pain or unbearable pain in urination, and some of them are accompanied by symptoms of urinary urgency, frequent urination and constant urge to urinate, and the volume of urination is very small each time. After removal of the urinary catheter, you should drink a lot of water and urinate as soon as possible to ensure sufficient urine volume, and the symptoms will gradually be relieved. For those who have typical symptoms and cannot tolerate them, they can take Terazosin hydrochloride, Tamsulosin extended-release capsules and Diosmin tablets, which can relieve spasm, relieve pain and relieve symptoms. Combined application of infirmity capsules, ninhydrin capsules, and compound shivering tablets will assist in symptomatic treatment if necessary.