According to clinical guidelines, dopamine agonists are the first-line treatment of restless legs syndrome (RLS). To evaluate efficacy and safety of dopamine agonists for RLS. We searched the Cochrane Central Register of Controlled Trials (The Cochrane Library 2008, Issue 4), MEDLINE, EMBASE, PsycINFO and CINAHL, from January 1985 to December 2008, plus reference lists of articles. We contacted...