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NCT01637623 · ClinicalTrials.gov registry record · Phase 2
Study of Cardiovascular Disease and Obstructive Sleep Apnea
A Phase 2 study, sponsored by University of Wisconsin, Madison.
- Completed
- Registry status
- Phase 2
- Development phase
- 87
- Enrollment target
NCT01637623: Completed Phase 2 study, sponsored by University of Wisconsin, Madison.
NCT01637623 is a Phase 2 study that has completed, run by University of Wisconsin, Madison. The registered enrollment target is 87 participants, below the 133-participant average among 30,622 other Phase 2 trials with a reported enrollment target (35% lower). According to ClinicalTrials.gov, the official US trial registry.
The verdict
NCT01637623, a Phase 2 study, has completed, sponsored by University of Wisconsin, Madison.
- COMPLETED
- Registry status
- Phase 2
- Development phase
- 87 participants
- Enrollment target
Study Summary
The purpose of this study is to determine if two medicines (allopurinol and losartan) can influence heart and blood vessel health compared to placebo in patients with sleep apnea who are using continuous positive airway pressure (CPAP).
Primary Outcome
The primary outcome variable is the change in the individual slope of the MSNA - SaO2 response curve at 6 weeks and baseline between treatment groups.
Interventions
- DRUG Placebo
- DRUG Losartan
- DRUG Allopurinol
Trial Details
| Field | Value |
|---|---|
| Enrollment Target | 87 participants |
| Start Date | 2012-06 |
| Est. Completion | 2015-06 |
| Phase | Phase 2 |
What the finished NCT01637623 record still lists
NCT01637623 is an interventional study that assigns participants to a tested intervention. The registry caps enrollment at 87 participants, a relatively small participant target, below the 133-participant average among 30,622 other Phase 2 trials with a reported enrollment target (35% lower).
The record links to 0 conditions, and to 3 interventions - of which Placebo is the first listed.
NCT01637623 does not publish any study locations in the registry export this page uses.
Frequently Asked Questions
What is clinical trial NCT01637623 about?
NCT01637623 is a clinical study titled "Study of Cardiovascular Disease and Obstructive Sleep Apnea". The purpose of this study is to determine if two medicines (allopurinol and losartan) can influence heart and blood vessel health compared to placebo in patients with sleep apnea who are using continuous positive airway pressure (CPAP).
What is the current status of trial NCT01637623?
This trial is currently completed. It is a Phase 2 study. The enrollment target is 87 participants. The study started on 2012-06. Estimated completion is 2015-06.
What interventions are being tested in trial NCT01637623?
The interventions under investigation include: Placebo (DRUG), Losartan (DRUG), Allopurinol (DRUG).
Who is sponsoring clinical trial NCT01637623?
This trial is sponsored by University of Wisconsin, Madison, which has 1,039 total clinical trials registered on ClinicalTrials.gov.
Learn More About Clinical Trials
How this trial's enrollment target compares
Where NCT01637623's enrollment target sits among peer trials
87 810th of 2000 higher than 1,189 of 2,000 other Phase 2 trials
participants (enrollment target), bucketed by value
Each bar is a band; taller bars hold more other Phase 2 trials. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source ClinicalTrials.gov registry export · 2026-08-08
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