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. 2012 Nov;56(11):5986–5989. doi: 10.1128/AAC.00015-12

Table 2.

Antibacterial activity of RBx 14255 against C. difficile vegetative cells and spores

Antimicrobial agent MIC against C. difficile (μg/ml)
ATCC 43255
ATCC 9689
Vegetative cells Spores Vegetative cells Spores
RBx 14255 0.5 2 0.25 2
Telithromycin 0.25 2 0.25 2
Erythromycin 1 2 1 2
Clarithromycin 0.5 2 32 >32
Vancomycin 1 4 2 4
Metronidazole 0.125 0.25 0.25 2
Clindamycin 8 >16 8 >32