Exploring treatments for central sleep apnea
Official title: Central Sleep Apnea: Physiologic Mechanisms to Inform Treatment
Run by VA Office of Research and Development · NCT04118387 · Data updated 2026-11-12
This study is testing new combination treatments for central sleep apnea in veterans to see if they can help improve breathing and quality of life.
Quick facts
| Phase | Phase 4 |
|---|---|
| Study type | Interventional |
| Ages | 18 Years and up |
| Sex | All |
| Enrollment | 200 (estimated) |
| Sponsor | VA Office of Research and Development Federal |
| Locations | 1 site (Detroit, Michigan) |
| Status | Recruiting |
| Started | January 7, 2021 |
| Main results expected | December 31, 2026 |
| Study ends | June 30, 2027 |
| Registry record updated | July 20, 2026 |
| Trial ID | NCT04118387 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Ideal candidates for this study are men and women veterans diagnosed with central sleep apnea, specifically those with an Apnea Hypopnea Index greater than 15 per hour.
✕Probably not a fit
Patients who are under 18 years old, pregnant, or have severe respiratory diseases requiring oxygen therapy may not benefit from this study.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This study investigates the physiological mechanisms underlying central sleep apnea (CSA) to inform future treatment strategies. It focuses on testing combination therapies, including positive airway pressure (PAP) alongside pharmacological agents like acetazolamide and zolpidem, in veterans with CSA. The goal is to identify effective multi-modality therapies that can normalize respiration and improve the quality of life for patients suffering from this condition. The study aims to provide insights that could guide future clinical trials and enhance care for individuals with CSA.
Why it matters
Potential benefit: If successful, this study could lead to more effective treatment options for patients with central sleep apnea, improving their overall health and quality of life.
How similar studies have gone: While the approach of using combination therapies for CSA is being explored, the specific combination of treatments in this study is novel and has not been extensively tested in prior studies.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: * Men and women Veterans with central sleep apnea, defined as Apnea Hypopnea Index (AHI)\>15/hour with CAHI\>5/hour, will be included in the experiments Exclusion Criteria: * less than 18 years old * pregnant or breastfeeding female * have severe respiratory disease that require to be on oxygen * recent health event that may affect the ability to participate in the study, * Body Mass Index (BMI) is \>40 kg/m2 * significant insomnia * mental instability * recent health event that may affect sleep * if at any time the principal investigator (PI) identifies that a certain drug is not suitable, or are unable to use the device that is used to treat sleep apnea, will be not be allowed to participate in the study
Where it's running
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John D. Dingell VA Medical Center, Detroit, MI
Detroit, Michigan, United States Recruiting
Study contacts
- Principal investigator: M Safwan Badr, MD — John D. Dingell VA Medical Center, Detroit, MI
- Study coordinator: M S Badr, MD
- Email: sbadr@med.wayne.edu
- Phone: (313) 576-1000
Similar studies
Other studies for the same condition or treatment. Recruiting studies are listed first.
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Central Sleep Apnea in Heart Failure: How Mechanisms May Guide Treatment
This study tests whether combining positive airway pressure with a medication (trazodone) or oxygen can reduce central sleep apnea in Veterans with heart failure and ensure better breathing during sleep.
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Tonsillectomy Added to Hypoglossal Nerve Stimulation for OSA with Lateral Wall Collapse
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Combined upper-airway electrical stimulation with a drug combo for sleep apnea
This study tests whether adding a drug mix called AtoOxy to an existing hypoglossal nerve stimulation device helps people with sleep apnea sleep better.
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Neck nerve stimulation to map spinal and brain sensory pathways
We will test whether brief electrical pulses applied to neck nerve roots can reveal spinal and brain sensory responses in people with chronic stroke and control patients undergoing cervical surgery.
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How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.