What Predicts A Positive Response to Adding Tiotropium to ICS-LABA for Asthma?

Colby Stong    Patients with asthma responding to tiotropium were younger and had a higher positive bronchodilator response rate than those who did not respond. Tiotropium as add-on therapy to inhaled corticosteroids-long-acting beta 2 agonists (ICS-LABA) for patients with uncontrolled asthma may be more effective in those with positive bronchodilator response (BDR) or asthma-chronic obstructive […]