UDCA may be specified soon after bariatric surgery to stop cholelithiasis, which typically occurs as a result of quick fat reduction developing biliary cholesterol oversaturation in addition to biliary dyskinesia secondary to hormonal changes.[thirteen] Nonabsorbed ursodiol passes in the colon where it is mostly 7-dehydroxylated to lithocholic acid. Some https://www.youtube.com/watch?v=A07qHOeWON8