COPD, or chronic obstructive pulmonary disease, that makes it hard to breathe. It can cause coughing that produces large amounts of mucus, wheezing, shortness of breath, chest tightness, and other symptoms. Cigarette smoking is the leading cause of COPD. Long-term exposure to other lung irritants, such as air pollution, chemical fumes, or dust, also may contribute to COPD.
Formoterol (6mcg) + Tiotropium (9mcg) Inhaler
Levalbuterol (1.25mg) + Ipratropium (500mcg)
Bambuterol (10mg) + Montelukast (10mg) Tablet