Spectrum: Local Antimicrobial Stewardship, for Eastern Health

Stenotrophomonas maltophilia - Antibiogram Data

Gram Negative Organisms
% of Isolates Susceptible

Antibiogram
Trimethoprim-Sulfamethoxazole100%
n = 70
Antibiogram
Levofloxacin78%
n = 63
Antibiogram
Ceftazidime44%
n = 70
Antibiogram
GentamicinR
n = 70
Antibiogram
TobramycinR
n = 70
Antibiogram
Amoxicillin-ClavulanateR
n = 70
Antibiogram
AmpicillinR
n = 70
Antibiogram
CefazolinR
n = 70
Antibiogram
CefiximeR
Antibiogram
CeftriaxoneR
n = 70
Antibiogram
CefuroximeR
n = 63
Antibiogram
CephalexinR
Antibiogram
ErtapenemR
n = 70
Antibiogram
ImipenemR
n = 8
Antibiogram
MeropenemR
n = 70
Antibiogram
Piperacillin-TazobactamR
n = 70
Antibiogram
NitrofurantoinR
n = 70

Nitrofurantoin susceptibility is provided for URINARY isolates only.

Even if urinary isolate is susceptible to nitrofurantoin this drug should NOT be used if patient has positive blood cultures for the same organism.

Antibiogram
TetracyclineR
n = 70

Organisms susceptible to tetracycline are also susceptible to doxycycline.