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Showing 1–24 of 54 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: sham hypoxia Clear all
Recruiting Not applicable Interventional

Combination Therapy to Improve SCI Recovery.

NCT05563103
View directory record Official record
Conditions
Spinal Cord Injuries
Interventions
Daily acute intermittent hypoxia, Room air (SHAM), Walking + tSTIM, Walking + Sham transcutaneous spinal stimulation (tSHAM)
Other
Lead sponsor
Spaulding Rehabilitation Hospital
Other
Eligibility
18 Years to 70 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
2
States / cities
Chicago, Illinois • Cambridge, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 19, 2026 · Synced Sep 4, 2026, 7:43 PM EDT
Recruiting Not applicable Interventional

IHT for Mild Cognitive Impairment

NCT05495087
View directory record Official record
Conditions
Mild Cognitive Impairment, Memory Impairment
Interventions
IHT Treatment, Sham-IHT Control
Device · Other
Lead sponsor
University of North Texas Health Science Center
Other
Eligibility
55 Years to 79 Years
Enrollment
66 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Fort Worth, Texas
Source: ClinicalTrials.gov public record
Updated Apr 28, 2026 · Synced Sep 4, 2026, 7:43 PM EDT
Recruiting Phase 2 Interventional

A Single Dose of BRTX 100 for Patients With Chronic Lumbar Disc Disease (cLDD)

NCT04042844
View directory record Official record
Conditions
Lumbar Disc Disease
Interventions
BRTX-100, Saline
Biological · Drug
Lead sponsor
BioRestorative Therapies
Industry
Eligibility
18 Years and older
Enrollment
99 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
19
States / cities
Birmingham, Alabama • Santa Monica, California • Walnut Creek, California + 15 more
Source: ClinicalTrials.gov public record
Updated Aug 25, 2025 · Synced Sep 4, 2026, 7:43 PM EDT
Recruiting Not applicable Interventional

Effects of Acute Intermittent Hypoxia on Neuroplasticity in MS

NCT06390930
View directory record Official record
Conditions
Multiple Sclerosis, Multiple Sclerosis, Relapsing-Remitting, Multiple Sclerosis, Secondary Progressive
Interventions
Acute Intermittent Hypoxia, Sham Acute Intermittent Hypoxia
Other
Lead sponsor
Shirley Ryan AbilityLab
Other
Eligibility
18 Years to 75 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Feb 22, 2026 · Synced Sep 4, 2026, 7:43 PM EDT
Completed Not applicable Interventional

Acute Intermittent Hypoxia in Persons With Multiple Sclerosis

NCT04280484
View directory record Official record
Conditions
Multiple Sclerosis, Relapsing-Remitting
Interventions
Intermittent Hypoxia, Sham Hypoxia
Other
Lead sponsor
Shirley Ryan AbilityLab
Other
Eligibility
18 Years to 75 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Feb 23, 2020 · Synced Sep 4, 2026, 7:43 PM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

Daily Low Oxygen Exposure and Weight Status

NCT04801810
View directory record Official record
Conditions
Overweight and Obesity
Interventions
Normobaric hypoxia, Normobaric normoxia
Other
Lead sponsor
Florida State University
Other
Eligibility
20 Years to 50 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Tallahassee, Florida
Source: ClinicalTrials.gov public record
Updated Mar 31, 2022 · Synced Sep 4, 2026, 7:43 PM EDT
Completed Not applicable Interventional

FLO2 for Recovery After SCI

NCT03833674
View directory record Official record
Conditions
Spinal Cord Injury (SCI)
Interventions
Daily AIH Block, Sham dAIH Block, Respiratory Strength Training Block, AIH + Strength Training Block
Other
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 70 Years
Enrollment
43 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
1
States / cities
Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated May 28, 2024 · Synced Sep 4, 2026, 7:43 PM EDT
Recruiting Phase 4 Interventional Accepts healthy volunteers

Treatment of Sleep Apnea in Patients With Cervical Spinal Cord Injury

NCT02922894
View directory record Official record
Conditions
Sleep Apnea, Spinal Cord Injury
Interventions
Acute episodic hypoxia, Supplemental oxygen, Trazodone, Placebo, Sham
Procedure · Drug
Lead sponsor
John D. Dingell VA Medical Center
Federal
Eligibility
18 Years to 89 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2027
U.S. locations
1
States / cities
Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated Jun 30, 2026 · Synced Sep 4, 2026, 7:43 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

Combined Therapeutic Air Mixture and Electrical Stimulation to Improve Breathing and Hand Function in Spinal Cord Injury

NCT06101199
View directory record Official record
Conditions
Cervical Spinal Cord Injury
Interventions
Acute Intermittent Hypercapnic Hypoxia, Transcutaneous spinal cord stimulation, SHAM Acute Intermittent Hypercapnic Hypoxia, SHAM Transcutaneous spinal cord stimulation
Other
Lead sponsor
Thomas Jefferson University
Other
Eligibility
18 Years to 65 Years
Enrollment
4 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 16, 2025 · Synced Sep 4, 2026, 7:43 PM EDT
Recruiting Not applicable Interventional

Intermittent Hypoxia in Persons With Multiple Sclerosis

NCT06276634
View directory record Official record
Conditions
Multiple Sclerosis, Multiple Sclerosis-Relapsing-Remitting, Multiple Sclerosis, Secondary Progressive
Interventions
Acute Intermittent Hypoxia, Sham-Acute Intermittent Hypoxia
Other
Lead sponsor
Shirley Ryan AbilityLab
Other
Eligibility
18 Years to 75 Years
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Mar 19, 2026 · Synced Sep 4, 2026, 7:43 PM EDT
Terminated Not applicable Interventional Results available

Pairing Intermittent Hypoxia and Transcutaneous Electrical Spinal Cord Stimulation to Promote Arm Use After Cervical SCI

NCT04854057
View directory record Official record
Conditions
Spinal Cord Injuries
Interventions
AIH - Intermittent Hypoxia - hypoxia air mixture, SHAM - Intermittent Room Air - room air mixture, TESS - Transcutaneous Electrical Spinal Cord Stimulation + Functional Task Practice
Other · Device
Lead sponsor
Spaulding Rehabilitation Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
1
States / cities
Cambridge, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 9, 2024 · Synced Sep 4, 2026, 7:43 PM EDT
Terminated Early Phase 1 Interventional Accepts healthy volunteers

AIH for Spinal Cord Repair

NCT03780829
View directory record Official record
Conditions
SCI
Interventions
hypoxia, sham hypoxia, D-cycloserine, sham-NMDA agonist, exercise training
Behavioral · Drug
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years to 85 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2026
U.S. locations
1
States / cities
Hines, Illinois
Source: ClinicalTrials.gov public record
Updated Feb 26, 2026 · Synced Sep 4, 2026, 7:43 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Gut-microbiota Targeted Nutritional Intervention for Gut Barrier Integrity at High Altitude

NCT04111263
View directory record Official record
Conditions
Gastrointestinal Injury, Acute Mountain Sickness
Interventions
FP, Placebo, High altitude, Sea level
Dietary Supplement · Other
Lead sponsor
United States Army Research Institute of Environmental Medicine
Federal
Eligibility
17 Years to 39 Years
Enrollment
33 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2022
U.S. locations
1
States / cities
Natick, Massachusetts
Source: ClinicalTrials.gov public record
Updated Dec 22, 2022 · Synced Sep 4, 2026, 7:43 PM EDT
Completed Not applicable Interventional Results available

SCI Acute Intermittent Hypoxia and Non-Invasive Spinal Stimulation Combined With Gait Training

NCT03922802
View directory record Official record
Conditions
Spinal Cord Injuries, Spinal Cord Diseases
Interventions
Acute Intermittent Hypoxia + Non Invasive Spinal Cord Stimulation + Gait Training, Sham Acute Intermittent Hypoxia + Non Invasive Spinal Cord Stimulation + Gait Training, Sham Acute Intermittent Hypoxia + Sham Non Invasive Spinal Cord Stimulation + Gait Training
Device · Other
Lead sponsor
Shirley Ryan AbilityLab
Other
Eligibility
18 Years and older
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jan 12, 2026 · Synced Sep 4, 2026, 7:43 PM EDT
Terminated Phase 3 Interventional

Early Inhaled Nitric Oxide for Respiratory Failure in Newborns

NCT00005773
View directory record Official record
Conditions
Infant, Newborn, Hypertension, Pulmonary, Persistent Fetal Circulation Syndrome, Pneumonia, Aspiration, Respiratory Distress Syndrome, Newborn, Respiratory Insufficiency
Interventions
Inhaled Nitric Oxide, Standard iNO therapy
Drug
Lead sponsor
NICHD Neonatal Research Network
Network
Eligibility
Up to 14 Days
Enrollment
302 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1998 – 2003
U.S. locations
18
States / cities
Birmingham, Alabama • Phoenix, Arizona • Palo Alto, California + 14 more
Source: ClinicalTrials.gov public record
Updated Sep 25, 2017 · Synced Sep 4, 2026, 7:43 PM EDT
Active, not recruiting Not applicable Interventional

A Multi-Center Clinical Trial in Individuals With Spinal Cord Injury

NCT03644277
View directory record Official record
Conditions
Spinal Cord Injuries
Interventions
Acute Intermitted Hypoxia, Massed Practise, Rapael Glove
Other · Procedure
Lead sponsor
Shirley Ryan AbilityLab
Other
Eligibility
18 Years to 75 Years
Enrollment
121 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2026
U.S. locations
3
States / cities
Chicago, Illinois • East Hanover, New Jersey
Source: ClinicalTrials.gov public record
Updated Jul 23, 2025 · Synced Sep 4, 2026, 7:43 PM EDT
Recruiting Not applicable Interventional

BioFLO for Respiratory Recovery in SCI

NCT06011876
View directory record Official record
Conditions
Spinal Cord Injuries
Interventions
Acute Intermittent Hypoxia (AIH), Acute Intermittent Hypercapnic-Hypoxia (AIHH), Sham AIH
Other
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 70 Years
Enrollment
62 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated Nov 4, 2025 · Synced Sep 4, 2026, 7:43 PM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

Effects of Caffeine and Intermittent Hypoxia on Leg Function in Human Spinal Cord Injury

NCT02323698
View directory record Official record
Conditions
Spinal Cord Injuries
Interventions
Caffeine, AIH, Placebo, SHAM
Drug · Other
Lead sponsor
Spaulding Rehabilitation Hospital
Other
Eligibility
18 Years to 75 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2022
U.S. locations
1
States / cities
Cambridge, Massachusetts
Source: ClinicalTrials.gov public record
Updated Dec 12, 2023 · Synced Sep 4, 2026, 7:43 PM EDT
Recruiting Not applicable Interventional

Iron Absorption in The Low Oxygen Exposure and Weight Status (LOWS) Study

NCT07542873
View directory record Official record
Conditions
Obesity (Disorder)
Interventions
Normobaric hypoxia (NH), Normobaric normoxia (NN)
Other
Lead sponsor
Pennington Biomedical Research Center
Other
Eligibility
22 Years to 65 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Baton Rouge, Louisiana
Source: ClinicalTrials.gov public record
Updated Apr 20, 2026 · Synced Sep 4, 2026, 7:43 PM EDT
Recruiting Phase 1Phase 2 Interventional

Intermittent Hypoxia-initiated Plasticity in Humans: A Multi-pronged Therapeutic Approach to Treat Sleep Apnea and Overlapping Co-morbidities

NCT05558501
View directory record Official record
Conditions
Obstructive Sleep Apnea
Interventions
Mild Intermittent Hypoxia, Sham MIH
Other
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
30 Years to 60 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated Dec 3, 2025 · Synced Sep 4, 2026, 7:43 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Improving Human Cerebrovascular Function Using Acute Intermittent Hypoxia

NCT05164705
View directory record Official record
Conditions
Healthy Brain Perfusion
Interventions
Acute Intermittent Hypoxia, Sham Acute Intermittent Hypoxia
Other
Lead sponsor
Northwestern University
Other
Eligibility
21 Years to 50 Years
Enrollment
33 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jul 19, 2026 · Synced Sep 4, 2026, 7:43 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Intermittent Hypoxia and Balance Control

NCT05463042
View directory record Official record
Conditions
Intermittent Hypoxia, Normoxia
Interventions
Intermittent Hypoxia, Normoxia (sham)
Behavioral
Lead sponsor
University of Texas at Austin
Other
Eligibility
18 Years to 80 Years
Enrollment
3 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Nov 28, 2023 · Synced Sep 4, 2026, 7:43 PM EDT
Recruiting Not applicable Interventional

Low Oxygen Therapy to Enhance Walking Recovery After SCI.

NCT06521723
View directory record Official record
Conditions
Spinal Cord Injuries
Interventions
Daily acute intermittent hypoxia, Walking + tSTIM
Other · Device
Lead sponsor
Spaulding Rehabilitation Hospital
Other
Eligibility
18 Years to 80 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
2
States / cities
Jacksonville, Florida • Cambridge, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 19, 2026 · Synced Sep 4, 2026, 7:43 PM EDT
Completed Not applicable Interventional Results available

Intermittent Hypoxia to Enhance Motor Function After Spinal Cord Injury

NCT03071393
View directory record Official record
Conditions
Spinal Cord Injuries
Interventions
Hypoxia via Hypoxico Hyp-123, Sham via Hypoxico Hyp-123
Device
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 65 Years
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
2
States / cities
Gainesville, Florida • Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated Nov 17, 2023 · Synced Sep 4, 2026, 7:43 PM EDT