Evaluation of Tiotropium 2.5 and 5 mcg Once Daily Delivered Via the Respimat® Inhaler Compared to Placebo in 1 to 5 Year Old Patients With Persistent Asthma
Conditions
Interventions
- DRUG: tiotropium-bromide
- DRUG: tiotropium-bromide
- DRUG: placebo
Sponsor
Boehringer Ingelheim
Collaborators