This document discusses new inhaler combinations for treating asthma. It summarizes several clinical studies that evaluated the efficacy of combining inhaled corticosteroids and long-acting muscarinic antagonists to control asthma symptoms. One study of over 5,000 patients found that combining these drugs reduced the risk of exacerbations compared to inhaled corticosteroids alone. The document also references guidelines from GINA that recommend stepwise treatment with inhaled corticosteroids and adding long-acting beta-agonists or tiotropium for uncontrolled asthma.