Recurrent UTI in nonpregnant women ≥ 3 UTIs/year
Antibiotics:
nitrofurantoin
50–100mg
Post coital stat (off-label)
Prophylaxis OD at night review at 6 months
or trimethoprim
100mg
Post coital stat (off-label)
Prophylaxis OD at night review at 6 months
To reduce recurrence first advise simple measures, including hydration & cranberry products, then standby or post-coital antibiotics.
Nightly prophylaxis reduces UTIs but adverse effects and long term compliance is poor.