UDCA could possibly be specified following bariatric operation to circumvent cholelithiasis, which commonly occurs because of the swift weight reduction producing biliary cholesterol oversaturation and likewise biliary dyskinesia secondary to hormonal changes.[thirteen] Nonabsorbed ursodiol passes to the colon wherever it is generally seven-dehydroxylated to lithocholic acid. Some urs... https://www.youtube.com/watch?v=A07qHOeWON8