Overview Effectiveness of Pramipexole for Treatment-Resistant Depression Status: Completed Trial end date: 2008-04-01 Target enrollment: Participant gender: Summary This study will evaluate the effectiveness of pramipexole (Mirapex) in managing treatment-resistant depression. Phase: Phase 4 Details Lead Sponsor: Massachusetts General HospitalCollaborator: National Institute of Mental Health (NIMH)Treatments: Pramipexole