Overview Varenicline for Gait and Balance Impairment in Parkinson Disease Status: Completed Trial end date: 2018-11-02 Target enrollment: Participant gender: Summary The purpose of this study is to determine if varenicline is effective in improving gait and balance impairment in patients with Parkinson disease. Phase: Phase 2 Details Lead Sponsor: Rush University Medical CenterTreatments: Varenicline