An Open-Label, Multi-Center, Dose Indicator Study of Glycopyrronium and Formoterol Fumarate (GFF) Metered Dose Inhaler (MDI) in Adult Subjects With Moderate to Very Severe Chronic Obstructive Pulmonary Disease (COPD)

This is an open-label, multi-center study to evaluate the accuracy, reliability and
functionality of the Glycopyrronium and Formoterol Fumarate (GFF) Metered Dose Inhaler (MDI)
dose indicator in adult subjects with moderate to very severe COPD over a 4-week Treatment
Period.