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Percentage of patients obtaining ≥50% best global improvement following rifaximin treatment. Global symptoms improved in 79 of 162 patients (49%) who received rifaximin 1200 mg/day for 10 days compared with 38 of 81 patients (47%) who received high-dose rifaximin (2400 mg/day) for 10 days.
Note: aIncludes patients who received additional high-dose rifaximin therapy.
