Dataset from A Comparison of 18 μg of Tiotropium Inhalation Capsules and Atrovent Metered Dose Inhaler (2 Puffs of 20 μg, 4 Times Daily) in a Double-Blind, Double-Dummy, Efficacy and Safety Study in Adults With Chronic Obstructive Pulmonary Disease (COPD).

Comparison of 18 mcg of Tiotropium Inhalation Capsules and ipratropiumMetered Dose Inhaler (2 puffs of 20 mcg, four times daily) in a Double-Blind, Double-dummy, Efficacy and Safety Study in Adults with Chronic Obstructive Pulmonary Disease (COPD). The objective of this study is to compare the bronchodilator efficacy and safety of tiotropium inhalation capsules (18 mcg once daily) and ipratropium MDI (2 puffs of 20 mcg q.i.d.) in patients with chronic obstructive pulmonary disease (COPD).