Gabapentin versus levodopa-c for the treatment of restless legs syndrome in hemodialysis patients: a randomized clinical trial.

To compare the efficacy of gabapentin and levodopa-c (Levodopa/Carbidopa) in reducing restless leg syndrome (RLS) symptoms and sleep problems in hemodialysis patients with RLS in a four-week randomized clinical trial. The diagnosis of RLS was made using the criteria of the International Restless Legs Study Group. Each subject completed three questionnaires: IRLS questionnaire, Pittsburgh Sleep Quality Index and Epworth sleepiness scale.