Bacterial vaginosis is a very common disease that has a high rate
of recurrence. It is associated with an increased risk of pelvic
inflammatory disease, complications of pregnancy, sexually
transmitted infections, HIV, and relationship problems.
Metronidazole is the standard treatment for bacterial vaginosis,
and is effective at alleviating symptoms, but not recurrence.
Suppressive treatment exists to prolong the time to recurrence of
infection. However, once suppressive therapy is stopped,
recurrence is as common as in control groups. Further studies
are needed to evaluate the efficacy of probiotics and other