Synonyms: L/105 | Rifamycin L 105 | Xifaxan®
rifaximin is an approved drug (FDA (2004))
Compound class:
Synthetic organic
Comment: Rifaximin is a semisynthetic derivative of rifamycin and belongs to the ansamycin group of antibacterial compounds [1]. It has broad spectrum activity against Gram-positive and Gram-negative bacteria.
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Bioactivity Comments |
Rifaximin has a similar antimicrobial activity spectrum to rifampicin [3]. MIC90 for a range of enteric pathogens is in the range of 4-64 μg/ml [2]. |