The Purpose of the This Study is to Evaluate the Spirometric Effect (Trough FEV1) of Umeclidinium/Vilanterol 62.5/25 mcg Once Daily Compared With Tiotropium 18mcg Once Daily Over a a 12-week Treatment Period in Subjects With COPD Who Continue to Have Symptoms on Tiotropium
Public ClinicalTrials.gov record NCT01899742. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
DB2116960: A Randomized, Double-Dummy, Parallel Group, Multicenter Trial Comparing the Efficacy and Safety of UMEC/VI (a Fixed Combination of Umeclidinium and Vilanterol) With Tiotropium In Subjects With COPD Who Continue To Have Symptoms on Tiotropium
Study identification
- NCT ID
- NCT01899742
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 3
- Lead sponsor
- GlaxoSmithKline
- Industry
- Enrollment
- 497 participants
Conditions and interventions
Conditions
Interventions
- Umeclidinium/Vilanterol 62.5/25 mcg Drug
- Tiotropium 18 mcg Drug
Drug
Eligibility (public fields only)
- Age range
- 40 Years and older
- Sex
- All
- Healthy volunteers
- Healthy volunteers not accepted
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Sep 14, 2014
- Primary completion
- Jul 21, 2015
- Completion
- Jul 21, 2015
- Last update posted
- Jan 23, 2018
2014 – 2015
United States locations
- U.S. sites
- 3
- U.S. states
- 2
- U.S. cities
- 3
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| GSK Investigational Site | Medford | Oregon | 97504 | — |
| GSK Investigational Site | Greenville | South Carolina | 29615 | — |
| GSK Investigational Site | Spartanburg | South Carolina | 29303 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
Non-U.S. locations
This page focuses on the U.S. directory. The official record also lists 61 non-U.S. sites.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT01899742, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted Jan 23, 2018 · Synced Jul 23, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT01899742 live on ClinicalTrials.gov.