Spectrum: Local Antimicrobial Stewardship, for Eastern Health

Staphylococcus aureus - Antibiogram Data

Gram Positive Organisms
% of Isolates Susceptible

Antibiogram
Daptomycin100%
n = 1286
Antibiogram
Nitrofurantoin100%
n = 928

For Cystitis only

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
Linezolid100%
n = 1430
Antibiogram
Vancomycin IV100%
n = 1430
Antibiogram
Trimethoprim-Sulfamethoxazole97%
n = 1419
Antibiogram
Cefazolin71%
n = 1421
Antibiogram
Amoxicillin-Clavulanate71%
n = 1425
Antibiogram
Clindamycin67%
n = 1292

Not for use in sterile site infections

Antibiogram
AmpicillinR
n = 1170
Antibiogram
Penicillin GR
n = 1172

Note

This data Includes ALL S. aureus (i.e. both MRSA and MSSA) isolates.

Clinical Relevance

29% of S. aureus isolates tested were MRSA.
Empiric therapy of serious S. aureus infections should include MRSA coverage until final culture results known.