A Randomized, Double-blind, Double-Dummy, Comparative Clinical Trial of 12-Week Courses of Salmeterol Xinafoate Versus Ipratropium Bromide Versus Placebo (PRN Ventolin) in Subjects With Chronic Obstructive Pulmonary Disease
Pulmonary Disease, Chronic Obstructive
Phase 3
An analysis-ready dataset is not available for this study. A link to and a NCT ID number are not available for this study because the study was conducted before regulatory requirements to register studies.
September 2013