Serious Asthma Events with Budesonide plus Formoterol vs. Budesonide Alone

BACKGROUND: Concerns remain about the safety of adding long-acting β2-agonists to inhaled glucocorticoids for the treatment of asthma. In a postmarketing safety study mandated by the Food and Drug Administration, we evaluated whether the addition of formoterol to budesonide maintenance therapy incre... View More