E.faecalis ATCC 29212 (syn NCTC12697)

Target MIC (internationally agreed in ISO reference)
and zone diameters (bold revised and/or reconfirmed January 2005).

Antibiotic MIC (mg/L) Disc* (µg) ISA* (mm)
Ampicillin 0.5-2 10 27-33
Pip/tazobactam 1/4 - 4/4 30/6 25-32
Imipenem 0.5-2 10 28-34
       
Amikacin 64-256 30 nt
Gentamicin 4-16 30 16-22
Tobramycin 8-32 30 nt
       
Vancomycin 1-4 5 12-16
Teicoplanin 0.06-0.25 30 18-24
Linezolid 1-4 10 24-30

Daptomycin 

1-4 NA NA
Norfloxacin (screen) 2-8 10 18-24
Ciprofloxacin 0.25-2 - -
Moxifloxacin 0.06-0.5 - -
Tigecycline   0.03-0.12

 

 

Nitrofurantoin 4-16 100 25-31
Trimetoprim 0.25 5 33 - 39

*Oxoid Ltd discs and ISA medium



Uppdaterad för RAF och RAF-M 2006-05-18
Av Gunnar Kahlmeter och Barbro Olsson-Liljquist