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ClinicalTrials.gov public records Last synced Sep 6, 2026, 2:14 AM EDT

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Showing 1–21 of 21 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Sea Level Clear all
Withdrawn Not applicable Interventional Accepts healthy volunteers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 6, 2026, 2:14 AM EDT
Not listed Phase 4 Interventional

Can Hyperbaric Oxygen Improve Erectile Function Following Surgery for Prostate Cancer

NCT00906269
View directory record Official record
Conditions
Impotence, Prostatic Neoplasms
Interventions
Sildenafil therapy plus post-NSRRP HBO2T, Sildenafil therapy plus sham post-NSRRP HBO2T
Drug
Lead sponsor
Hartford Hospital
Other
Eligibility
40 Years to 65 Years · Male only
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2021
U.S. locations
1
States / cities
Hartford, Connecticut
Source: ClinicalTrials.gov public record
Updated May 19, 2019 · Synced Sep 6, 2026, 2:14 AM EDT
Withdrawn Phase 1 Interventional Accepts healthy volunteers

Effects of Iloprost on Hypoxic Pulmonary Vasoconstriction at Altitude

NCT00724321
View directory record Official record
Conditions
Hypoxic Pulmonary Vasoconstriction
Interventions
iloprost
Drug
Lead sponsor
Loma Linda University
Other
Eligibility
18 Years to 80 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2008
U.S. locations
1
States / cities
Loma Linda, California
Source: ClinicalTrials.gov public record
Updated Sep 17, 2015 · Synced Sep 6, 2026, 2:14 AM EDT
Completed Phase 2 Interventional Results available

mTBI Mechanisms of Action of HBO2 for Persistent Post-Concussive Symptoms

NCT01611194
View directory record Official record
Conditions
Traumatic Brain Injury With Brief Loss of Consciousness, Post-Concussion Syndrome
Interventions
Hyperbaric oxygen (HBO2) at 1.5 atms, Sham control 1.2 atms
Drug
Lead sponsor
U.S. Army Medical Research and Development Command
Federal
Eligibility
18 Years to 65 Years
Enrollment
71 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
5
States / cities
Colorado Springs, Colorado • Fort Carson, Colorado • Jacksonville, North Carolina + 2 more
Source: ClinicalTrials.gov public record
Updated Nov 20, 2018 · Synced Sep 6, 2026, 2:14 AM 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 6, 2026, 2:14 AM EDT
Completed Phase 1 Interventional

ABR-217620 in Patients With Advanced Non-Small Cell Lung Cancer, Renal Clear Cell Carcinoma or Pancreatic Cancer

NCT00056537
View directory record Official record
Conditions
Non-Small-Cell Lung Carcinoma, Renal Cell Carcinoma, Pancreatic Cancer
Interventions
ABR-217620
Drug
Lead sponsor
Active Biotech AB
Industry
Eligibility
18 Years and older
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2006
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 26, 2014 · Synced Sep 6, 2026, 2:14 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Physiological Adaptations to Simulated Intermittent Altitude on Human Health and Performance

NCT03743610
View directory record Official record
Conditions
Altitude Hypoxia
Interventions
Simulated altitude, Placebo simulated altitude
Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 70 Years
Enrollment
71 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2023
U.S. locations
1
States / cities
Scottsdale, Arizona
Source: ClinicalTrials.gov public record
Updated Feb 19, 2024 · Synced Sep 6, 2026, 2:14 AM 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 6, 2026, 2:14 AM EDT
Completed Not applicable Interventional

Hyperbaric Oxygen Therapy for Post-Concussion Syndrome

NCT05643482
View directory record Official record
Conditions
Post-Concussion Syndrome
Interventions
Hyperbaric Oxygen Treatment, Placebo gas
Device · Other
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 65 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Oct 13, 2025 · Synced Sep 6, 2026, 2:14 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

A Prospective Longitudinal Observational Cohort Study of Pregnant Women Residing at High Altitude in Bolivia

NCT07312227
View directory record Official record
Conditions
Hypertensive Disorder of Pregnancy, Pulmonary Arterial Hypertension, Intrauterine Growth Restriction
Interventions
Not listed
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
27 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 25, 2026 · Synced Sep 6, 2026, 2:14 AM EDT
Completed Not applicable Interventional Results available

Testing Swim Instruction for Autistic Children

NCT06216613
View directory record Official record
Conditions
Autism
Interventions
Sensory Enhanced Aquatics, Standard Swim Lessons
Behavioral
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
5 Years to 9 Years
Enrollment
51 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Kansas City, Kansas
Source: ClinicalTrials.gov public record
Updated Aug 11, 2026 · Synced Sep 6, 2026, 2:14 AM 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 6, 2026, 2:14 AM EDT
Not yet recruiting Not applicable Interventional

Sleep Interventions and Neurocognitive Outcomes

NCT05987007
View directory record Official record
Conditions
Sleep Disturbance, Amnestic Mild Cognitive Impairment
Interventions
Acoustic slow-wave activity enhancement, Cognitive behavioral therapy for insomnia
Device · Behavioral
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
60 Years to 85 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 2, 2026 · Synced Sep 6, 2026, 2:14 AM EDT
Recruiting Not applicable Interventional

Virtual Reality As Adjunct Therapy for Vaso-Occlusive Pain

NCT06773715
View directory record Official record
Conditions
Sickle Cell Disease, Vaso-occlusive Pain Episodes
Interventions
KindVR Aqua Program
Device
Lead sponsor
Louisiana State University Health Sciences Center in New Orleans
Other
Eligibility
8 Years to 21 Years
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
New Orleans, Louisiana
Source: ClinicalTrials.gov public record
Updated Jan 13, 2025 · Synced Sep 6, 2026, 2:14 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Semantically Irrelevant Virtual Reality Experience on Memory and Emotion

NCT07393776
View directory record Official record
Conditions
Intervention Group, Comparison Group, Control Group
Interventions
Watching VR video, Reading text
Other
Lead sponsor
Texas Tech University
Other
Eligibility
18 Years and older
Enrollment
156 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
Lubbock, Texas
Source: ClinicalTrials.gov public record
Updated Feb 5, 2026 · Synced Sep 6, 2026, 2:14 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

High Altitude and Exogenous Carbohydrate Oxidation

NCT03851744
View directory record Official record
Conditions
Glucose Metabolism, High Altitude
Interventions
Sea Level, High Altitude
Other
Lead sponsor
United States Army Research Institute of Environmental Medicine
Federal
Eligibility
18 Years to 39 Years · Male only
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Natick, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 1, 2021 · Synced Sep 6, 2026, 2:14 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Low Oxygen Exposure and Weight Status

NCT05289310
View directory record Official record
Conditions
Obesity
Interventions
Normobaric hypoxia (NH), Normobaric normoxia (NN)
Other
Lead sponsor
Pennington Biomedical Research Center
Other
Eligibility
22 Years to 65 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
1
States / cities
Baton Rouge, Louisiana
Source: ClinicalTrials.gov public record
Updated Jul 15, 2026 · Synced Sep 6, 2026, 2:14 AM EDT
Completed Phase 2 Interventional

Hyperbaric Oxygen Therapy for Ulcerative Colitis Flares

NCT03494764
View directory record Official record
Conditions
Colitis, Ulcerative
Interventions
Hyperbaric Oxygen Therapy
Other
Lead sponsor
Dartmouth-Hitchcock Medical Center
Other
Eligibility
18 Years and older
Enrollment
39 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
8
States / cities
La Jolla, California • San Diego, California • Baltimore, Maryland + 5 more
Source: ClinicalTrials.gov public record
Updated Feb 7, 2021 · Synced Sep 6, 2026, 2:14 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Omega-3 Fatty Acids and Subconcussive Head Impacts

NCT06736925
View directory record Official record
Conditions
Subconcussive Head Impact, Omega-3 Fatty Acids
Interventions
Omega-3 Fatty Acids (EPA plus DHA), Organic soybean oil, Soccer Heading Model
Dietary Supplement · Other
Lead sponsor
Indiana University
Other
Eligibility
18 Years to 30 Years
Enrollment
208 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2029
U.S. locations
1
States / cities
Bloomington, Indiana
Source: ClinicalTrials.gov public record
Updated Apr 28, 2026 · Synced Sep 6, 2026, 2:14 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Clinical Trial to Evaluate the Efficacy of ConcenTrace to Buffer pH Levels Within the Body.

NCT06122597
View directory record Official record
Conditions
pH
Interventions
ConcenTrace
Other
Lead sponsor
Trace Minerals
Industry
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Santa Monica, California
Source: ClinicalTrials.gov public record
Updated Aug 22, 2024 · Synced Sep 6, 2026, 2:14 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Test of Chamber Pressure to Divers and Chamber Attendants

NCT01430325
View directory record Official record
Conditions
Traumatic Brain Injury
Interventions
Hyperbaric Oxygen (1.5 atm abs), Sham Chamber Session
Drug
Lead sponsor
Intermountain Health Care, Inc.
Other
Eligibility
18 Years to 65 Years
Enrollment
42 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011
U.S. locations
2
States / cities
Murray, Utah • Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Feb 14, 2013 · Synced Sep 6, 2026, 2:14 AM EDT