During pregnancy, due to the special reasons of pregnant women, urinary tract infections are more likely to occur. The urinary tract infections that occur during pregnancy are usually caused by bacterial infections. At this time, the treatment mainly has the following aspects: 1, choose antibiotics that have less impact on the fetus for treatment, the first choice of penicillin drugs for treatment, such as amoxicillin, pioneer class of drugs for treatment, if oral drugs are not effective, you can consider intravenous drug treatment; 2, to drink more water, avoid eating spicy food. Pregnant women are more prone to urinary tract infections during pregnancy because of the hormonal changes in the body after pregnancy. The increase in the level of estrogen and progesterone will make the ureter longer and thicker and the smooth muscle of the ureter relaxed. In addition, the enlarged uterus compresses the ureter, and even fluid in the kidneys can occur, all of which are causes of urinary tract infections. In conclusion, urinary tract infections in pregnant women should be treated with antibacterial agents under the guidance of a doctor.