Physical and hormonal changes during pregnancy increase your risk for a urinary tract infection. UTIs are the most common bacterial infections during pregnancy. The American College of Obstetricians and Gynecologists recommends that if you are pregnant and think you may have a UTI, call your OBGYN right away because severe infections can cause problems for both you and your baby. The good news is that when caught early, antibiotics can eliminate a urinary tract infection. Learn the symptoms of a UTI during pregnancy, testing, prevention, treatment, and the evidence on home remedies.