Patients with severe COPD may benefit more from therapy that combines salmeterol and fluticasone than treatment with tiotropium, according to results from a long-term, multi-center study that directly compared the two therapies.
Patients with severe COPD may benefit more from therapy that combines salmeterol and fluticasone than treatment with tiotropium, according to results from a long-term, multi-center study that directly compared the two therapies.