Dear Doctor
I am 26 years old,5 feet 6 inches,58 kg, 11 weeks pregnant and suffering from urinary tract infection (according to culture report and symptoms).I was prescribed initially Ampicillin 3 times a day for 5 days (not much relief), and then Nitrofurantoin 4 times a day for 5 days but the symptom still persist i.e. burning sensation while passing urine, frequent urge to urinate, small quantity of urine produced, continuous lower back pain