Lower UTI in women; pyelonephritis; complicated UTI.
Regimens
Uncomplicated cystitis (♀)
Nitrofurantoin 100 mg PO BD × 3 d
Avoid eGFR <45.
Pyelonephritis
Co-amoxiclav 625 mg PO TDS or ceftriaxone 1 g IV OD × 7–10 d
Catheter-associated
Treat only if symptomatic; remove or change catheter.
Monitoring
- • Symptoms, fever
- • Repeat MSU only if not improving
Common prescribing errors
- ⚠ Treating asymptomatic bacteriuria (except pregnancy/pre-urology)
- ⚠ Long course nitrofurantoin in elderly
- ⚠ Trimethoprim in early pregnancy (folate antagonist)
