United States Antibiogram

Gram Positives

Category Organism Strep. Group A, B, C, G Strep. Pneumoniae Viridans strep Strep. anginosus gp Enterococcus faecalis Enterococcus faecium MSSA MRSA CA-MRSA Staph. Epidermidis C. jeikeium L. monocytogenes
Penicillins Penicillin G S S I S S I R R R R R S
Penicillin V S S I S S I R R R R R R
Methicillin S S I S R R S R R S R R
Nafcillin/Oxacillin S S I S R R S R R S R R
Cloxacillin/Diclox. S S I S R R S R R S R R
Amino-Penicillins AMP/Amox S S I S S I R R R R R S
Amox-Clav S S I S S S S R R R R X2
AMP-Sulb S S I S S S S R R R R S
Anti-Pseudomonal Penicillins Ticarcillin S S I S I I R R R I R S
Ticar-Clav S S I S I I S R R I R X2
Pip-Tazo S S I S S I S R R S X1 X2
Piperacillin S S I S S I R R R R R S
Carbapenems Doripenem S S S S I R S R R S X1 S
Ertapenem S S S S R R S R R S R I
Imipenem S S S S S I S R R S R S
Meropenem S S S S I R S R R S X1 S
Aztreonam R R R R R R R R R R R R
Fluroquinolones Ciprofloxacin I I R R ^^ R S R I S R S
Ofloxacin I I R R ^^ R S R X1 S R R
Pefloxacin R R X1 X1 R R S R X1 S X1 R
Levofloxacin S S S S S R S R I S X1 S
Moxifloxacin S S S S S I S I I S X1 S
Gemifloxacin S S S S S I S I I S X1 S
Gatifloxacin S S S S S I S I I S X1 S
1st G Cephalo Cefazolin S S S X1 R X1 S R R I R R
2nd G. Cephalo Cefotetan S S S X1 R X1 S R R I R R
Cefoxitin S S S X1 R X1 S R R I R R
Cefuroxime S S S X1 R X1 S R R I R R
3rd/4th G. Cephalo Cefotaxime S S S X1 R X1 S R R I R R
Cefizoxime S S S X1 R X1 S R R I R R
CefTRIAXone S S S X1 R X1 S R R I R R
Ceftaroline S S S X1 S X1 S S S S X1 X1
CefTAZidime S S I X1 R X1 I R R I R R
Cefepime S S S X1 R X1 S R R I R
Oral 1st G. Cephalo Cefadroxil S S S X1 R X1 S R R I R R
Cephalexin S S S X1 R X1 S R R I R R
Oral 2nd G. Cephalo Cefaclor/Loracarbef S S S X1 R X1 S R R I R R
Cefproxil S S R X1 R X1 S R R I R R
Cefuroxime axetil S S S X1 R X1 S R R I R R
Oral 3rd G. Cephalo Cefixime S S S X1 R X1 R R R R R R
Ceftibuten S I R X1 R X1 R R R R R R
Cefpodox/Cefdinir/Cefditoren S S S X1 R X1 S R R I X1 R
Aminoglycosides Gentamicin R R X1 X1 SS SS S R X1 I R SS
Tobramycin R R X1 X1 SS R S R X1 I R SS
Amikacin R R X1 X1 SS R S R X1 I R SS
Chloramphenicol S S X1 X1 I I I R X1 R R S
Clindamycin S S X1 X1 R R S R I R R
Macrolides Erythromycin I I X1 X1 R R I R I I R S
Azithromycin I I X1 X1 R R S R I R R S
Clarithromycin I I X1 X1 R R S R I R R S
Ketolide Telithromycin S S X1 X1 I R S R I R R S
Tetracyclines Doxycycline I S X1 X1 R R I I S R R S
Minocycline S S X1 X1 R R S I S R R S
Glycylcycline Tigecycline S S X1 X1 S S S S S S S S
Daptomycin S X4 X1 X1 S S S S S S S I
Glyco/Lipoclycopeptides Vancomycin S S X1 X1 S I S S S S S S
Teicoplanin S S X1 X1 S I S S S I S S
Telavancin S S X1 X1 S S S S S S S S
Fusidic Acid I I X1 X1 S S S S S S X1
Trimethoprim S I X1 X1 S R I I S S R S
TMP-SMX X3 S X1 X1 X3 R S S S I R S
Urinary Agents Nitrofurantoin S S X1 X1 S S S S S X1 R X1
Fosfomycin S X1 X1 S I S S S X1 X1 R
Other Rifampin S S X1 X1 I R S S S S S S
Metronidazole R R X1 X1 R R R R R R R R
Quinupristin dalfoppristin S S X1 X1 R S S S S S S S
Linezolid S S X1 X1 S S S S S S S S
Colistimethate R R X1 X1 R R R R R R R R

Gram Negatives

Category Antibiotic N. gonorrhoeae
Penicillins Penicillin G 0
Penicillin V 0
Anti-Staphylocccal Penicillins Methicillin 0
Nafcillin/Oxacillin 0
Dicloxacillin 0
Amino-Penicillins AMP/Amox 0
Amox-Clav +
AMP-Sulb +
Anti-Pseudomonal Penicillins Ticar-Clav +
Pip-Tazo +
Carbapenems Doripenem +
Ertapenem +
Imipenem +
Meropenem +
Monobactam Aztreonam +
Fluroquinolones Ciprofloxacin +*
Ofloxacin +*
Levofloxacin +*
Moxifloxacin +*
Gemifloxacin
Gatifloxacin +*
1st G Cephalo Cefazolin +
2nd G Cephalo Cefotetan +/-
Cefoxitin +/-
Cefuroxime +/-
3rd/4th G Cephalo Cefotaxime +/-
Cefizoxime +/-
CefTRIAXone +
Ceftaroline +
CefTAZidime +/-
Cefepime +
Oral 1st G Cephalo Cefadroxil 0
Cephalexin 0
Oral 2nd G Cephalo Cefaclor +/-
Cefproxil +/-
Cefuroxime +/-
Oral 3rd G Cephalo Cefixime +
Ceftibuten +/-
Cefpodox/ Cefdinir/ Cefditoren +
Aminoglycosides Gentamicin 0
Tobramycin 0
Amikacin 0
Chloramphenicol +
Clindamycin 0
Macrolides Erythromycin +/-
Azithromycin +/-
Clarithromycin +/-
Ketolide Telithromycin +
Tetracyclines Doxycycline +/-
Minocycline +/-
Glycylcycline Tigecycline +
Sulfonamides TMP-SMX +/-
Urinary Agents Nitrofurantoin +
Fosfomycin +
Other Rifampin +
Metronidazole 0
Quinupristin-dalfoppristin +
Linezolid
Daptomycin 0
Colistimethate 0
Telavancin 0
Vancomycin 0

Key

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See Also

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