Overview A Study To Investigate The Effects Of GW856553 On Patients With COPD (Chronic Obstructive Pulmonary Disease) Status: Completed Trial end date: 1969-12-31 Target enrollment: Participant gender: Summary The purpose of this study is to assess the safety of GW856553 in COPD patients and to assess its affects on their COPD disease after 14 days. Phase: Phase 2 Details Lead Sponsor: GlaxoSmithKline