An Formal Internet site of the United States governing administration. Here's how you are aware of we're Formal. dot gov icon Nonabsorbed ursodiol passes into your colon where it is generally 7-dehydroxylated to lithocholic acid. Some ursodiol is epimerized to chenodiol (CDCA) by means of a 7-oxo intermediate. Chenodiol https://bookmarksurl.com/story5762752/about-urso-fofo