Efficacy of ciclesonide on small airways in patients with stable asthma (18 to 60 y) (BY9010/M1-131)

Exclusion Criteria

• - Concomitant severe diseases, diseases expected to interfere with the outcome of the study, or diseases which are contraindications for the use of ICS
• - COPD (i.e. chronic bronchitis or emphysema) and/or other relevant lung diseases causing alternating impairment in lung function
• - Use of ICS 4 weeks before entry into the baseline period
• - Pregnancy
• - Intention to become pregnant during the course of the study
• - Breast feeding
• - Lack of safe contraception
• - Use of other drugs not allowed
• - Current smokers and ex-smokers with more than or equal to 10 pack-years