https://clinicaltrials.gov/ct2/show/NCT02459080?type=Intr&cond=COPD&phase=01234&lupd_s=12%2F17%2F2018&lupd_d=14&sort=nwst Efficacy Study of Nebulized TD-4208 for Chronic Obstructive Pulmonary Disease (COPD) Condition : Chronic Obstructive Pulmonary Disease (COPD) Interventions : Drug: TD-4208; Drug: Placebo Sponsor : Theravance Biopharma Completed NCT02459080 Mon, 01 Jun 2015 12:00:00 EDT