Ursodiol, also known as Actigall, is used in management of liver disease and according to the following article has improved patients' symptoms. It's a naturally occuring bile acid...Please scroll down to where it says Actigall to read more about it.
Actually, the whole article is very informative about liver disease and common meds/supplements...
http://www.vin.com/VINDBPub/SearchPB...00/PR00430.htm