Summam,. Introduction. Restless legs is an umpleasant sensation in the calves that occurs when the individual is siting or laying down, with an iresishible urge to move the legs, It has been know as a cause ofinsomnia. We have been using various dugs with a variety o efectiveness. Levodopa is now considered the drugofchoice but drug tolerance is likelyto develop theriskofdhug dependence. Recently a new drug was developed by Smithkline Beecham called ropinirol which principal indicaton is the treatment of inihial phase of Parkinson's disease. Patients and methods. Base on the idea ofthe eficacy de la levodopa in patients with restless legs we administered 0.25 mg ofropinirol at bedtime to 15 ofourpanents diagnosed with restless legs syndrome. None ofthem had received positive results using the clasic treatments during more than five vears since thev had developed this syndrome, Before the heatment was begun, we disconhinued any medicanons relatine to this iliness, Results, Beneficial efects were observed afer the frst adminishation and has continued umtl this time, 2 months afer the initial teatment Eficacy was measure by using sleep queshionnaires (Spiegel,. with onb a pil (0.25 mg) at the moment oflaying down at bedhime reports a clear improvement in the symptoms, inchuding reducing the periodic eg movements, Conclusion. That improvements continue without any secondary side efects and without appearing to have buitup any tolerance for the medication, Further reseanch is needed to inestigate the long term efficacy and side efiects ofthis new treatnent, but at this moment is a valuable and satisfactory tool to treat restless lees syndromes