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. 2010 Jun 14;54(9):3618–3624. doi: 10.1128/AAC.00161-10

FIG. 1.

FIG. 1.

Solubility of rifaximin (12 mg) in water and equimolar concentrations of the bile acids cholic, chenodeoxycholic, deoxycholic, glycocholic, lithocholic, and taurocholic acids in a mixture at pH 7.4. The total bile acid concentration at each reading is equal to the individual bile acid concentration multiplied by 6.