Key references: Inhaled drugs for COPD: formulation and device summary

  • Dransfield MT, Bourbeau J, Jones PW, Hanania NA, Mahler DA, Vestbo J, et al. Once-daily inhaled fluticasone furoate and vilanterol versus vilanterol only for prevention of exacerbations of COPD: two replicate double-blind, parallel-group, randomised controlled trials. Lancet Respir Med 2013;1(3):210–23. https://www.ncbi.nlm.nih.gov/pubmed/24429127