Six months treatment with salmeterol or ipratropium bromide improves effort tolerance and reduces dyspnoea but does not have any effect on lung function in COPD
T. Pitsch, A. Krzywiecki, B. Rogala (Zabrze, Poland)
Source: Annual Congress 2002 - Asthma and COPD: pharmacology
Session: Asthma and COPD: pharmacology
Session type: Thematic Poster Session
Number: 740
Disease area: Airway diseases
Abstract Objectives: To investigate the effects of 6 months therapy by slameterol and iprtropium bromide on lung function, effort abilities and dyspnoea in patients with COPD. Material and methods: Open, randomised trial including 15 patients with symptomatic COPD comparing salmeterol (8 patients- group S) and iprtropium bromide (7 patients- group I). At every visit lung function (TLC, RV and RV%TLC) was measured by a pressure body plethysmograph, 6 minutes walking test was performed and results of 10 points subjective dyspnoea scale were taken. Results: No differences between both groups in lung function parameters (TLC, RV and RV%TLC) were found, either before 6 months period of treatment, or after this period. Moreover, no improvement in lung function after 6 months therapy with both drugs was found (group S: visit 1: TLC: 6.49l RV: 3.50l; RV%TLC: 53.1; visit 2 – respectively - 6.38l; 3.33l; 50.8; group I – respectively - 6.86l; 4.58l; 64.4; 6.46l; 3.93l; 65.8). Significant improvement in 6 minutes walking test (group S: visit 1: 463,5 m., visit 2: 541,3; group A – respectively - 375,1; 453,4) and subjective dyspnoea scale (group S: visit 1: 4,75, visit 2: 2,87; group A – respectively -6,57; 5,28, significantly better in group S) was observed in both groups.
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T. Pitsch, A. Krzywiecki, B. Rogala (Zabrze, Poland). Six months treatment with salmeterol or ipratropium bromide improves effort tolerance and reduces dyspnoea but does not have any effect on lung function in COPD. Eur Respir J 2002; 20: Suppl. 38, 740
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