Gallstone disease is the most common disorder affecting the biliary system, the body's system of transporting bile. Gallstones are solid, pebble-like masses that form in the gallbladder or the biliary ...

Livdelzi (seladelpar) is a medicine that can treat primary biliary cholangitis (PBC) by reducing the amount of bile in your body. It does this by signaling the body to stop making bile acid.