Study on BI 54903 (Inhaled Corticosteroid) Administered Once Daily or Twice Daily Via Respimat Inhaler in Patients With Asthma Inadequately Controlled on Low Dose Inhaled Corticosteroids
Conditions
Interventions
- DRUG: Placebo matching Respimat
- DRUG: Placebo matching Respimat
- DRUG: BI 54903 MD
- DRUG: BI 54903 HD
Sponsor
Boehringer Ingelheim