Urinary Tract Infection: Antibiotics to Prevent Recurrence
Women with recurrent
urinary tract infections (at least two UTIs in 6
months, or three UTIs in 1 year) often are treated with antibiotics to prevent
future UTIs. Preventive strategies include:
Continuous low-dose antibiotics, often used for women who have more than three UTIs a year.
This approach effectively prevents UTIs as long as you are taking the
antibiotics. But after you stop taking the medicine, you are likely to have
Antibiotics taken after sexual intercourse, used for women who tend to get UTIs after sex. Depending on
how often you have sex, this may result in taking fewer antibiotics and may
cost less than continuous, low-dose therapy.
Antibiotics when you first start symptoms. This is most often
used for women who have fewer than three UTIs a year. In this case, your doctor
gives you a standing prescription for antibiotics. Whenever you have symptoms
of a UTI, you can fill the prescription and begin taking the antibiotics
without first seeing your doctor.
Preventive antibiotics also are a treatment option
Pregnant women who had recurrent UTIs before
getting pregnant or during pregnancy.
People who have spinal cord
injuries or other nervous system conditions that affect
People who have had a kidney transplant.
People who are going to have surgery involving the
How this information was developed to help you make better health decisions.