This is a randomized, placebo-controlled, parallel-group, multi-site, double-blind study evaluating the efficacy of mometasone furoate/formoterol fumarate (MF/F) metered dose inhaler (MDI) 400/10 mcg twice daily (BID) and MF/F MDI 200/10 mcg BID compared with MF 400 mcg BID and F 10 mcg BID in adults at least 40 years of age, with moderate to severe chronic obstructive pulmonary disease (COPD). All placebo-treated subjects and active-treated