• Are beta-2-agonists or anticholinergics more effective for treating COPD? 

    Richmond, John R.; Babcock, Chad F.; Mayo, Helen G. (Family Physicians Inquiries Network, 2004-06)
    Both β2-agonists and anticholinergics appear to improve symptoms for patients with chronic obstructive pulmonary disease (COPD). Recent research indicates that adding a long-acting anti-cholinergic to a β2-agonist may ...