I would choose very large amounts of colloidal silver and some oil of oregano instead of the maim-stream antibiotics - which ultimately may well do much more harm than good. A good probiotic to help restore intestinal flora damaged by the antibiotics is also likely a good idea.
Also, see these articles:
Naturally restore and maintain your vitally important liver
and take a look at the section on cleansing, restoring and protecting the liver and bile ducts in this article:
A Natural Anti-Cancer Protocol
A supplement such as Jon Barron's KGP Flush might help break up calcified stones which may be blocking the bile ducts (Note, I have no affiliation with Jon Barron and Baseline Nutritionals).