At a glance
ClinicalIndex Comparison RecordStandardized by ClinicalIndex from the ClinicalTrials.gov record · verify against the source.
A Randomized, Double-blind, Double-dummy, Parallel-group, Placebo Controlled (on Inhaled Corticosteroid Medication), Multicenter Study to Evaluate the Efficacy and Safety of Vilanterol Inhalation Powder (GW642444) and Salmeterol, Compared With Placebo in the Treatment of Persistent Asthma in Adults and Adolescents Uncontrolled on Inhaled Corticosteroids
In Brief
A Phase 3 clinical trial evaluating Vilanterol, Salmeterol Inhalation Powder, and 2 other interventions for Asthma. Completed, enrolled 348 participants across 34 sites in 5 countries.
Detailed Summary
The objective of this study is to evaluate the efficacy and safety of vilanterol inhalation powder administered once daily in the evening in adolescent and adult subjects 12 years of age and older with persistent asthma over a 12-week treatment period.
Study Details
Timeline
Interventions
Vilanterol inhalation powder inhaled orally once daily for 12 weeks
Salmeterol inhalation powder inhaled orally twice daily for 12 weeks
Placebo inhalation powder inhaled orally via Novel Dry Powder Inhaler
Placebo inhalation powder inhaled orally twice daily for 12 weeks