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ClinicalTrials.gov public records Last synced Oct 21, 2026, 3:01 AM EDT

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Showing 1–24 of 584 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Hypoxia Clear all
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 20, 2026 · Synced Oct 21, 2026, 3:01 AM EDT
Completed No phase listed Observational

Reverse Trendelenburg Positioning and Its Effect on Outcomes: a Retrospective Study of Consecutive Patients

NCT02984657
View directory record Official record
Conditions
Aspiration, Respiratory, Hypoxia, Perioperative Period, Supine Position
Interventions
Surgical patients in 2012 with anesthesia and nursing staff less attuned to intraoperative RTP., Surgical patients in 2015 with enhanced anesthesia and nursing staff awareness and use of intraoperative RTP.
Procedure
Lead sponsor
C. Michael Dunham
Other
Eligibility
18 Years and older
Enrollment
1,500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015
U.S. locations
1
States / cities
Youngstown, Ohio
Source: ClinicalTrials.gov public record
Updated Dec 7, 2016 · Synced Oct 21, 2026, 3:01 AM EDT
Terminated Phase 4 Interventional Results available

Antiseizure Medication in Seizure Networks at Early Acute Brain Injury

NCT06081283
View directory record Official record
Conditions
Brain Injuries, Acute, Brain Injuries, Traumatic, Brain Ischemia, Brain Hypoxia, Hypoxia-Ischemia, Brain, Heart Arrest, Stroke, Intracranial Hemorrhages, Coma, Persistent Vegetative State
Interventions
Phenobarbital Sodium Injection, Levetiracetam, Lacosamide Injectable Product, Valproate Sodium, Fosphenytoin
Drug
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Months to 70 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Nov 14, 2025 · Synced Oct 21, 2026, 3:01 AM EDT
Terminated Phase 2 Interventional Results available

Study to Evaluate Vadadustat for Anemia in Subjects With Dialysis-Dependent Chronic Kidney Disease (DD-CKD) Who Are Hyporesponsive to Erythropoiesis Stimulating Agents

NCT03140722
View directory record Official record
Conditions
Anemia, Dialysis-Dependent Chronic Kidney Disease
Interventions
vadadustat, epoetin alfa
Drug
Lead sponsor
Akebia Therapeutics
Industry
Eligibility
18 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
18
States / cities
Bakersfield, California • Elk Grove, California • Encino, California + 15 more
Source: ClinicalTrials.gov public record
Updated Feb 21, 2021 · Synced Oct 21, 2026, 3:01 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Effects of Acute Intermittent Hypoxia on Sensory Function in Healthy Adults

NCT03283072
View directory record Official record
Conditions
Sensitivity
Interventions
Intervention 1, Intervention 2, Intervention 3, Intervention 4 (sham)
Device
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 40 Years
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2020
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Aug 21, 2023 · Synced Oct 21, 2026, 3:01 AM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

The Synergistic Effects of AIH and FES in Persons With MS

NCT06413602
View directory record Official record
Conditions
Multiple Sclerosis, Multiple Sclerosis, Relapsing-Remitting, Multiple Sclerosis, Secondary Progressive
Interventions
Acute Intermittent Hypoxia, Neuromuscular Electrical Stimulation
Other
Lead sponsor
Shirley Ryan AbilityLab
Other
Eligibility
18 Years to 75 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Feb 23, 2026 · Synced Oct 21, 2026, 3:01 AM 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 13, 2023 · Synced Oct 21, 2026, 3:01 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 23, 2022 · Synced Oct 21, 2026, 3:01 AM EDT
Completed Not applicable Interventional Results available

Effects of Breathing and Walking Treatments on Recovery Post-Spinal Cord Injury

NCT01272011
View directory record Official record
Conditions
Spinal Cord Injuries, Brown Sequard, Central Cord Syndrome
Interventions
Intermittent Hypoxia, Locomotor Training
Other
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Mar 29, 2016 · Synced Oct 21, 2026, 3:01 AM EDT
Completed Not applicable Interventional

Characterization of Rectal Cancer Hypoxia Using pO2 Histography and Immunohistochemistry for Hypoxia-Related Proteins

NCT01189877
View directory record Official record
Conditions
Rectal Cancer
Interventions
Eppendorf hypoximeter
Procedure
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years to 89 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Oct 11, 2012 · Synced Oct 21, 2026, 3:01 AM EDT
Terminated Not applicable Interventional Results available

AirFLO2 Treatment for Hypoxia and/or Tachypnea in Patients With COVID-19

NCT04649775
View directory record Official record
Conditions
Corona Virus Infection, Respiratory Rate, Hypoxia, Covid19
Interventions
AirFLO2
Device
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Nov 25, 2022 · Synced Oct 21, 2026, 3:01 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Oxygenation Changes After 2-month Exercise in Sedentary Older Adults With Diabetes

NCT04626453
View directory record Official record
Conditions
Diabetes Mellitus, Type 2, Oxygen Deficiency
Interventions
2-month home moderate-intensity exercise
Behavioral
Lead sponsor
State University of New York at Buffalo
Other
Eligibility
60 Years and older
Enrollment
81 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated Sep 21, 2021 · Synced Oct 21, 2026, 3:01 AM EDT
Completed Not applicable Interventional Results available

Therapeutic Intervention Supporting Development From NICU to 6 Months for Infants Post Hypoxic-Ischemic Encephalopathy

NCT05130528
View directory record Official record
Conditions
Cerebral Palsy, Hypoxic-Ischemic Encephalopathy
Interventions
Sensorimotor Intervention
Behavioral
Lead sponsor
University of Southern California
Other
Eligibility
Up to 6 Months
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
2
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jun 26, 2026 · Synced Oct 21, 2026, 3:01 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Accuracy of Pulse Oximeters With Profound Hypoxia

NCT04324385
View directory record Official record
Conditions
Oximetry
Interventions
Not listed
Lead sponsor
Compumedics Limited
Industry
Eligibility
21 Years to 49 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Mar 27, 2020 · Synced Oct 21, 2026, 3:01 AM EDT
Completed Phase 1Phase 2 Interventional Results available

Neonatal Erythropoietin And Therapeutic Hypothermia Outcomes in Newborn Brain Injury (NEATO)

NCT01913340
View directory record Official record
Conditions
Hypoxic-ischemic Encephalopathy, Neonatal Encephalopathy, Birth Asphyxia
Interventions
Erythropoietin, Normal saline
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
30 Minutes to 24 Hours
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
7
States / cities
Little Rock, Arkansas • Palo Alto, California • San Francisco, California + 4 more
Source: ClinicalTrials.gov public record
Updated Jul 13, 2020 · Synced Oct 21, 2026, 3:01 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Determinants of Age Related Breathing Instability During Non-Rapid-Eye-Movement (NREM) Sleep

NCT00732199
View directory record Official record
Conditions
Sleep Apnea, Age
Interventions
1) hyperventilation via noninvasive positive pressure ventilation 2) multiple trials of episodic hypoxia
Other
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years to 89 Years
Enrollment
92 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2015
U.S. locations
1
States / cities
Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated Jun 28, 2017 · Synced Oct 21, 2026, 3:01 AM EDT
Withdrawn Phase 1 Interventional Accepts healthy volunteers

Impact of NOS, COX, and ROS Inhibition on Cerebral Blood Flow Regulation

NCT03066115
View directory record Official record
Conditions
Hypoxia, Hypercapnia
Interventions
L-NMMA, Ketorolac, Ascorbic Acid, Intravenous Catheter, Transcranial Doppler Ultrasound
Drug · Procedure
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years to 45 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jan 10, 2019 · Synced Oct 21, 2026, 3:01 AM EDT
Completed Phase 1 Interventional Results available

Safety Study of Intratumoral Injection of Clostridium Novyi-NT Spores to Treat Patients With Solid Tumors That Have Not Responded to Standard Therapies

NCT01924689
View directory record Official record
Conditions
Solid Tumor Malignancies
Interventions
Clostridium novyi-NT spores
Biological
Lead sponsor
BioMed Valley Discoveries, Inc
Industry
Eligibility
18 Years and older
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
5
States / cities
St Louis, Missouri • New York, New York • The Bronx, New York + 2 more
Source: ClinicalTrials.gov public record
Updated Sep 9, 2019 · Synced Oct 21, 2026, 3:01 AM EDT
Recruiting No phase listed Observational

Genetics of Neonatal Encephalopathy and Related Disorders

NCT07165938
View directory record Official record
Conditions
Neonatal Encephalopathy, Hypoxic Ischaemic Encephalopathy (HIE)
Interventions
Not listed
Lead sponsor
Boston Children's Hospital
Other
Eligibility
Not listed
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2035
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 11, 2026 · Synced Oct 21, 2026, 3:01 AM EDT
Recruiting No phase listed Observational

Cool Prime Comparative Effectiveness Study for Mild HIE

NCT04621279
View directory record Official record
Conditions
Mild Hypoxic Ischemic Encephalopathy of Newborn
Interventions
Normothermia, Whole body therapeutic hypothermia
Procedure
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
36 Weeks and older
Enrollment
460 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2029
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Sep 25, 2026 · Synced Oct 21, 2026, 3:01 AM EDT
Completed No phase listed Observational

The Neu-Prem Trial: Neuromonitoring of Preterm Newborn Brain During Birth Resuscitation

NCT02605733
View directory record Official record
Conditions
Neurologic Manifestations, Premature Birth, Hypoxia-Ischemia, Brain
Interventions
EEG, NIRS
Device
Lead sponsor
Sharp HealthCare
Other
Eligibility
Up to 72 Hours
Enrollment
130 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2021
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Dec 13, 2021 · Synced Oct 21, 2026, 3:01 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Uncovering the Acute Neurobiological Significance of Emerging Sexual Behaviors

NCT06602362
View directory record Official record
Conditions
Sexual Behavior, Hypoxia, Brain
Interventions
Partnered sex involving choking, Partnered sex not involving choking
Other
Lead sponsor
Indiana University
Other
Eligibility
18 Years to 30 Years · Female only
Enrollment
31 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Bloomington, Indiana
Source: ClinicalTrials.gov public record
Updated Aug 24, 2025 · Synced Oct 21, 2026, 3:01 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Effect of an H1 Receptor Antagonist on Exercise Performance in Hypoxia

NCT03192488
View directory record Official record
Conditions
Hypoxia, Altitude
Interventions
Cetirizine, Placebo oral capsule, Hypoxia
Drug · Other
Lead sponsor
Indiana University
Other
Eligibility
18 Years to 35 Years
Enrollment
13 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Bloomington, Indiana
Source: ClinicalTrials.gov public record
Updated Jun 16, 2020 · Synced Oct 21, 2026, 3:01 AM EDT
Terminated Phase 1 Interventional

One Time Injection of Bacteria to Treat Solid Tumors That Have Not Responded to Standard Therapy

NCT00358397
View directory record Official record
Conditions
Tumors
Interventions
Clostridium novyi-NT spores
Drug
Lead sponsor
Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins
Other
Eligibility
18 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 14, 2016 · Synced Oct 21, 2026, 3:01 AM EDT