E. coli

Antibiotic
% Susceptible
 
Antibiotic
% Susceptible
Ampicillin
64
  Imipenem
100
Azithromycin
-
  Levofloxacin
90
Aztreonam
99
  Meropenem
98
Cefazolin
91
  Moxifloxacin
88
Cefepime
99
  Nitrofurantoin
89
Ceftazidime
99
  Oxacillin/Naf
-
Ceftriaxone
99
  Penicillin
-
Cefuroxime
91
  Piperacillin
73
Ciprofloxacin
90
  Piperacillin/tazo
99
Clarithromycin
-
  Ticarcillin/Clav
91
Clindamycin
-
  Tobramycin
97
Doxycycline
+
  TMP/SMX
85
Erythromycin
-
  Unasyn/Aug
69
Gentamicin
95
  Vancomycin
-
 
   

Comments:  

 

Numeric data represent local susceptibility data.
(+) = usually effective or >60% susceptible; (+/-) = clinical trials lacking or 30-60% susceptible; (-) = not effective clinically or <30% susceptible - Adapted with permission from The Sanford Guide to Antimicrobial Therapy 2007
(*) Local (non-Sanford Guide) opinion
(S) = synergistic with penicillin/ampicillin;
(&) nitrofurantoin only useful for lower tract urinary tract infections