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ClinicalTrials.gov public records Last synced May 22, 2026, 12:35 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–15 of 15 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Condition: Diving Clear all
Recruiting Phase 3 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Down Syndrome, Autonomic Dysfunction
Interventions
Fear Response, Cold Stress, Pain Response, Caffeine, 12-Hour Fast, Maximal Dynamic Exercise
Other
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 50 Years
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2029
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated May 3, 2026 · Synced May 22, 2026, 12:35 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Decompression Sickness, Acute Mountain Sickness
Interventions
Pressure, Breathing Gas
Other
Lead sponsor
Duke University
Other
Eligibility
18 Years to 40 Years
Enrollment
103 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2021
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Dec 13, 2021 · Synced May 22, 2026, 12:35 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Chronic Disease, Arthritis, Uterine Diseases, Spinal Diseases, Preventive Health Services
Interventions
Enhanced Support, Usual-Support
Behavioral
Lead sponsor
Health Dialog
Industry
Eligibility
Not listed
Enrollment
174,120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2008
U.S. locations
1
States / cities
Portland, Maine
Source: ClinicalTrials.gov public record
Updated Nov 18, 2008 · Synced May 22, 2026, 12:35 AM EDT
Recruiting Not applicable Interventional
View directory record Official record
Conditions
Intraventricular Hemorrhage (IVH)
Interventions
IRRAflow® Active Fluid Exchange System, Traditional extraventricular drain, Non-contrast head CTs
Device · Procedure
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years and older
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 5, 2026 · Synced May 22, 2026, 12:35 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Hypercapnia, Exercise, Nitrogen Narcosis, Diving, Immersion
Interventions
NO exercise at depth, exercise at depth
Other
Lead sponsor
Duke University
Other
Eligibility
18 Years to 50 Years · Male only
Enrollment
58 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2016
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated May 24, 2016 · Synced May 22, 2026, 12:35 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Oxygen Toxicity
Interventions
Ketogenic food products, Control: Placebo
Dietary Supplement
Lead sponsor
Duke University
Other
Eligibility
18 Years to 39 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Apr 2, 2026 · Synced May 22, 2026, 12:35 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Decompression Sickness, Endothelial Dysfunction, Neutrophil Activation, Venous Gas Emboli
Interventions
Aerobic running exercise
Other
Lead sponsor
University of Split
Other
Eligibility
18 Years to 65 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 20, 2014 · Synced May 22, 2026, 12:35 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Decompression Sickness, SCUBA Diving
Interventions
High intensity exercise
Other
Lead sponsor
University of Split
Other
Eligibility
18 Years to 65 Years · Male only
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Feb 16, 2014 · Synced May 22, 2026, 12:35 AM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Immersion Pulmonary Edema (IPE), Swimming Induced Pulmonary Edema (SIPE)
Interventions
Sildenafil
Drug
Lead sponsor
Duke University
Other
Eligibility
18 Years to 55 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2015
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Jan 25, 2016 · Synced May 22, 2026, 12:35 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Oxygen Toxicity
Interventions
Ketogenic food products
Dietary Supplement
Lead sponsor
Duke University
Other
Eligibility
18 Years to 39 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated May 30, 2025 · Synced May 22, 2026, 12:35 AM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Patent Foramen Ovale, Intrapulmonary Arteriovenous Anastamosis
Interventions
Sildenafil, Placebo
Drug · Other
Lead sponsor
University of Oregon
Other
Eligibility
18 Years to 65 Years
Enrollment
82 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2023
U.S. locations
1
States / cities
Eugene, Oregon
Source: ClinicalTrials.gov public record
Updated Aug 13, 2023 · Synced May 22, 2026, 12:35 AM EDT
Completed Not applicable Interventional Results available
View directory record Official record
Conditions
Post Traumatic Stress Disorder, Depression, Anxiety, Stress, Psychological
Interventions
SCUBA with Occupational Therapy (OT), Self-Contained Underwater Breathing Apparatus (SCUBA) without OT
Behavioral
Lead sponsor
Loma Linda University
Other
Eligibility
18 Years to 95 Years
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019
U.S. locations
1
States / cities
Loma Linda, California
Source: ClinicalTrials.gov public record
Updated Jan 31, 2023 · Synced May 22, 2026, 12:35 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Middle-ear Barotrauma
Interventions
flight/diving simulation, ET function testing at ambient pressure, nasal video-endoscopy
Other
Lead sponsor
University of Pittsburgh
Other
Eligibility
10 Years to 50 Years
Enrollment
92 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2018
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 6, 2019 · Synced May 22, 2026, 12:35 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Injuries
Interventions
A pre-dive checklist
Other
Lead sponsor
Divers Alert Network
Network
Eligibility
18 Years and older
Enrollment
1,116 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012
U.S. locations
1
States / cities
Wilmington, North Carolina
Source: ClinicalTrials.gov public record
Updated Oct 10, 2013 · Synced May 22, 2026, 12:35 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available
View directory record Official record
Conditions
Edema, Pulmonary, Immersion, Diving
Interventions
Sildenafil Citrate, Placebo Oral Tablet
Drug
Lead sponsor
Duke University
Other
Eligibility
18 Years to 45 Years
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Nov 21, 2022 · Synced May 22, 2026, 12:35 AM EDT