Holding urine for a long time leads to hematuria need to pay attention to bed rest, drink a lot of water, when serious, the use of antiemetic drugs, accompanied by urinary tract infection when the application of antibiotics and other treatments. Holding urine for a long time may lead to overfilling of the bladder, small blood vessels of the bladder mucosa rupture and hematuria phenomenon, the patient can see obvious naked eye hematuria or blood clots. At this time, attention should be paid to bed rest, drink a lot of water to reduce bleeding. If the bleeding is too much, you can use hemostatic drugs, such as Yunnan Baiyao. Infection should also be anti-infection treatment, such as metronidazole, ofloxacin and other drugs. If the patient holds urine for a long time, resulting in blood in the urine, it is recommended to go to the regular hospital in a timely manner, under the guidance of the doctor to standardize the treatment.