&lt;Ciba-Giegy Corp>'s Ciba-Giegy Pharmaceuticals division said it had an agreement with
&lt;Gipharmex S.P.A.> (Giuliani Group), of Milan, Italy, to
develop and eventually market in the U.S. a new gallstone
dissolving drug.
    The company said the drug, ursodeoxycholic acid, is a
naturally occurring bile acid and has been approved for
marketing in most European countries and in Japan.
    The division said it holds a patent on the use of the drug
to dissolve gallstones.
 Reuter
