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
CompletedNCT01634113
Boehringer IngelheimAsthma
Start: 2012-07-31End: 2014-12-31Updated: 2015-06-23