Enatiomerically pure hydroxylated xanthine compounds
 Them is disclosed compounds and pharmaceutical compositions that is R enantiomer of an .omega.-1 alcohol of a straight chain alkyl (C.sub.5-8) substituted at the 1-position of 3,7-disubstituted xanthine. The inventive compounds are effective in treating the side effects of immunosuppressive agent and interleukin-2 therapy. 
Cell Therapeutics, Inc.
A A C Y
A61K A61K C07D Y02P
inventional inventional inventional additional
Paul Jack David James A.
Woodson Singer Porubek Bianco