Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Nov 9, 2026, 8:08 AM EST

All trial information on this site comes from the official ClinicalTrials.gov public API (clinicaltrials.gov/api/v2), run by the U.S. National Library of Medicine. We only display that public information; we do not add opinions, endorsements, or any other intent. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–3 of 3 matching trials from the live ClinicalTrials.gov search.
Conditions
Healthy
Interventions
free-fall
Procedure
Lead sponsor
National Aeronautics and Space Administration (NASA)
Federal
Eligibility
25 Years to 55 Years
Enrollment
9 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Houston, Texas
Enrolling by invitation Not applicable Interventional Accepts healthy volunteers

Human Research Program Flight Thigh Cuff

NCT06476106
Conditions
Healthy
Interventions
Venoconstrictive Thigh Cuff (VTC)
Device
Lead sponsor
National Aeronautics and Space Administration (NASA)
Federal
Eligibility
Not listed
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2030
U.S. locations
1
States / cities
Houston, Texas
Completed Not applicable Interventional Accepts healthy volunteers

Dietary Intake Modifications to Protect Against Changes in Bone Metabolism

NCT01713634
Conditions
Bone Resorption
Interventions
Preflight, In-flight
Other
Lead sponsor
National Aeronautics and Space Administration (NASA)
Federal
Eligibility
Not listed
Enrollment
17 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2015
U.S. locations
1
States / cities
Houston, Texas