You are being asked to participate in this research study because you have moderate to very severe Chronic Obstructive Pulmonary Disease or COPD and a history of COPD exacerbations. The purpose of this study is to assess the effects of BGF MDI, GFF MDI and BFF MDI on the rate of COPD exacerbations (worsening of COPD symptoms).
Inclusion Criteria
• Ages 40-80
• BMI < 40 KG/
• COPD diagnosis
• BMI < 40 KG/
• Current or former smoker - 10 pk history
Exclusion Criteria
• Other resp diseases such as Asthma
• Hospitalized within 6 weeks prior to screening because of COPD
• Lower resp tract infection • Pneumonia within 14 days priro to screening
• Oxygen use 15 hours or more every day
• Change in COPD meds within 7 days prior to screening