If the urine routine suggests high white blood cells, it can be diagnosed as a urinary tract infection, but pregnant women may have certain contraindications to antibiotics, so they can adopt the method of drinking more water and then regularly rechecking the urine routine. Second, it may be that the uterus increases in the fifth month of pregnancy, pressing the bladder position in front of the uterus causes the sensitivity of the bladder to rise, and the bladder overactivity leads to frequent and urgent urination, this situation is physiological, and the symptoms of frequent and urgent urination will naturally improve when the pregnancy is over.