Xifaxan (rifaximin)
- Mon, 6/28/10 - 2:05pm
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Xifaxan (rifaximin) is a rifamycin antibiotic that is gut selective with negligible systemic absorption and broad-spectrum activity in vitro against both gram-positive and gram-negative pathogens. The drug is minimally absorbed and concentrates in the gastrointestinal tract.






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