Overview Tiotropium / Respimat One-Year Study Status: Completed Trial end date: 1969-12-31 Target enrollment: 0 Participant gender: All Summary To evaluate the long term effects of treatment with two doses of Tiotropium delivered by the Respimat inhaler in patients with COPD. Phase: Phase 3Accepts Healthy Volunteers? No Details Lead Sponsor: Boehringer IngelheimTreatments: Pharmaceutical SolutionsTiotropium Bromide