Waiting for urine may be caused by psychological factors, drug factors, urinary tract infection and other factors. 1. Psychological factors: when in a situation of psychological tension or panic, it will cause waiting for urine. 2. Drug factors: if the patient uses antidepressant drugs, some anti-nasal mucous membrane congestion drugs, drugs for the treatment of colds, etc., drugs with inhibition of parasympathetic nervous system, will cause waiting for urine, and at the same time, general anesthesia awakening period will also be waiting for urine. 3. Urinary tract infection: when fungi, viruses, mycoplasma, chlamydia and other pathogens invade the human body through different ways, and growth, reproduction, resulting in patients waiting for urine, accompanied by urinary urgency, urinary frequency, urinary pain, lower abdominal pain and other symptoms. It is recommended that patients go to the hospital in time, under the guidance of the doctor, according to the patient’s specific condition, targeted treatment.