Dataset from A Randomised, Double-blind, Double Dummy, 3 Way Crossover Study Evaluating the Effects of a Combination of Seretide 50/500mcg Twice Daily Plus Tiotropium Bromide 18mcg Once Daily Compared With the Individual Agents (Tiotropium Bromide 18mcg Alone and Seretide50/500mcg Alone) in the Treatment of Subjects With COPD

This study was designed to evaluate the effects on lung function of a combination of SERETIDE 50/500mcg twice daily plus tiotropium bromide 18mcg once daily compared with the individual treatments (tiotropium bromide 18mcg once daily alone and SERETIDE 50/500mcg twice daily alone) in subjects with COPD. The study will utilise a three-way cross-over design with a 2-week wash-out period between each 2-week consecutive treatment period.