Bronchodilatory effect of the PPAR-γ agonist rosiglitazone in smokers with asthma

M. Spears, I. Donnelly, L. Jolly, M. Brannigan, K. Ito, C. McSharry, J. Lafferty, R. Chaudhuri, G. Braganza, P. Bareille, L. Sweeney, I. M. Adcock, P. J. Barnes, S. Wood, N. C. Thomson (Lead / Corresponding author)

Research output: Contribution to journalArticlepeer-review

83 Citations (Scopus)

Abstract

Smokers with asthma show a reduced response to inhaled corticosteroids. We hypothesized that a peroxisome proliferator-activated receptor-γ (PPAR-γ) agonist would be superior for the clinical treatment of these asthma patients. Forty-six smokers with asthma were randomized to inhaled beclometasone dipropionate (200 νg per day) or rosiglitazone (8 mg per day) for 4 weeks. Rosiglitazone produced improvements in lung function (forced expiratory volume in 1 s (FEV 1) = 183 ml, P = 0.051; forced expiratory flow between 25 and 75% of the forced vital capacity (FEF 25-75) = 0.24 l/s, P = 0.030) as compared with inhaled beclometasone dipropionate. Further trials using PPAR-γ agonists in steroid-resistant airway disease are indicated.

Original languageEnglish
Pages (from-to)49-53
Number of pages5
JournalClinical Pharmacology & Therapeutics
Volume86
Issue number1
Early online date8 Apr 2009
DOIs
Publication statusPublished - 8 Apr 2009

ASJC Scopus subject areas

  • Pharmacology
  • Pharmacology (medical)

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