A Comparison of the Effects of Tiotropium Inhalation qd and Salmeterol Inhalation Bid on Arterial Blood Gases.
1 other identifier
interventional
36
1 country
2
Brief Summary
To evaluate changes in PaO2 following inhalation of Tiotropium by HandiHaler compared to Salmeterol MDI in patients with moderate to severe COPD.
Trial Health
Trial Health Score
Automated assessment based on enrollment pace, timeline, and geographic reach
participants targeted
Target at below P25 for phase_3
Started Dec 2000
Typical duration for phase_3
2 active sites
Health score is calculated from publicly available data and should be used for screening purposes only.
Trial Relationships
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Study Timeline
Key milestones and dates
Study Start
First participant enrolled
December 1, 2000
CompletedStudy Completion
Last participant's last visit for all outcomes
July 1, 2003
CompletedFirst Submitted
Initial submission to the registry
January 9, 2006
CompletedFirst Posted
Study publicly available on registry
January 11, 2006
CompletedNovember 5, 2013
November 1, 2013
January 9, 2006
November 4, 2013
Conditions
Outcome Measures
Primary Outcomes (1)
The change from baseline (Visit 2) in the PaO2 area under the curve (AUC) for the time period 0 to 105 minutes obtained through arterial blood gases (ABGs) at the end of each treatment period.
up to day 90
Secondary Outcomes (8)
Maximum decline in PaO2 from baseline
up to day 90
Maximum increase in alveolar-arterial oxygen gradient from baseline
up to day 90
Change from baseline (Visit 2) in FEV1 prior to insertion of catheter and 15 minutes post removal of catheter
up to day 90
Change from baseline (Visit 2) in FVC prior to insertion of catheter and 15 minutes post removal of catheter
up to day 90
Rescue medication use
up to day 90
- +3 more secondary outcomes
Interventions
Sponsors & Collaborators
Study Sites (2)
Hines Veterans Administration Hospital
Hines, Illinois, United States
Hunter Holmes McGuire Medical Center
Richmond, Virginia, United States
MeSH Terms
Conditions
Interventions
Condition Hierarchy (Ancestors)
Intervention Hierarchy (Ancestors)
Study Officials
- STUDY CHAIR
Boehringer Ingelheim Study Coordinator
Boehringer Ingelheim
Study Design
- Study Type
- interventional
- Phase
- phase 3
- Allocation
- RANDOMIZED
- Masking
- DOUBLE
- Purpose
- TREATMENT
- Intervention Model
- CROSSOVER
- Sponsor Type
- INDUSTRY
Study Record Dates
First Submitted
January 9, 2006
First Posted
January 11, 2006
Study Start
December 1, 2000
Study Completion
July 1, 2003
Last Updated
November 5, 2013
Record last verified: 2013-11