the study included acute duodenal infusion ( 1 g/h for 5 h ) of ursocholic acid contrasted with a less hydrophilic bile acid , ursodeoxycholic acid , in 3 t-tube patients and short-term oral administration ( 2 wk ) of ursocholic acid ( 10-15 mg/kg x day ) to 10 gallstone patients .
C0042105
ursocholic acid
C0008350
gallstone