Drug therapy for COPD and the mechanism of action
There are three types of bronchodilators available to treat COPD.
The first is a short-acting or rapid-onset bronchodilator. Medication examples include: salbutamol, terbutaline, formoterol, salmeterol, and indacterol (The Lung Association, 2014). This form of bronchodilator is also known as beta-2 agonists. Beta-2 agonists work on beta-2 receptors, which are located on bronchial smooth muscles (Kaufman, 2015). Beta-2 agonists attach themselves to the receptor and produce a substance