A Pilot Study on the Impact of Two Different Doses of Ciclesonide (160 mcg/Day and 320 mcg/Day) Administered in the Evening on Quality of Life in Patients With Moderate Persistent Asthma.

The aim of the study is to compare the effect of ciclesonide on quality of life, pulmonary function and time to first exacerbation in patients with moderate persistent asthma. Ciclesonide will be administered once daily in the evening at two dose levels. The study duration consists of a baseline period (2 weeks) and a treatment period (8 weeks).