The only thing I know of/take is milk thistle - there was a recent thread about
how it's counterindicated with rifamptin, but you can do your own research to see if that's a concern or not.
If you follow any kind of energy medicine, supporting the liver meridian is always helpful, and eat tomatoes! High in lic
opene or something - my doctor always suggests them. Other than that I found this article which I only very briefly looked through, but there might be some decent information.
www.whfoods.com/genpage.php?tname=fightdz&dbid=15