Complicated UTI/Males

Usual Pathogens

E. coli
Other Enterobacterales
Enterococcus spp
S. agalactiae (Group B Strep)
P. aeruginosa
Corynebacterium urealyticum
Aerococcus urinae
Actinobaculum spp
Actinomyces turicensis

Lower urinary tract and afebrile, systemically well

Empiric Therapy Dose Duration
Cefixime 400mg PO daily 7-10 days
or    
Amoxicillin-clavulanate 875mg PO bid

7-10 days

or    
Ciprofloxacin 500mg PO bid or

7 days

  XL 1g PO daily

7 days

or    
TMP/SMX 1DS tab PO bid 7-10 days

Upper urinary tract and/or febrile, systemically unwell

Empiric Therapy Dose Duration
Ampicillin 1-2g IV q6h

7 days

+    
[Ceftriaxone 1-2g IV daily  
or    
Gentamicin] 5-7mg/kg IV q24h  

Septic/Hemodynamically unstable

Empiric Therapy Dose Duration
Piperacillin-tazobactam 3.375g IV q6h

7 days

+/-    
Gentamicin 5-7mg/kg IV q24h