- Conditions
- Hookah Smoking
- Interventions
- Hookah smoking
- Other
- Lead sponsor
- Cedars-Sinai Medical Center
- Other
- Eligibility
- 18 Years to 39 Years
- Enrollment
- 42 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2013 – 2016
- U.S. locations
- 1
- States / cities
- Los Angeles, California
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Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results are retrieved from ClinicalTrials.gov and synchronized into the directory. Search pages remain noindex by default.
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Showing 1–14
of 14
matching trials from the live ClinicalTrials.gov search.
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- Conditions
- Spinal Cord Injuries, Endothelial Dysfunction
- Interventions
- Intra-arterial Infusion of Vasoactive Agents, Intra-arterial Vitamin C Infusion, Blood Sampling
- Procedure
- Lead sponsor
- Craig Hospital
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 40 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2025 – 2027
- U.S. locations
- 1
- States / cities
- Englewood, Colorado
- Conditions
- Improve Endothelial Function and Decrease Vascular Stenosis
- Interventions
- Sildenafil, Placebo
- Drug · Other
- Lead sponsor
- University of Alabama at Birmingham
- Other
- Eligibility
- 19 Years to 99 Years
- Enrollment
- 4 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2015 – 2018
- U.S. locations
- 1
- States / cities
- Birmingham, Alabama
- Conditions
- Friedreich Ataxia
- Interventions
- plethysmography
- Diagnostic Test
- Lead sponsor
- University of Pittsburgh
- Other
- Eligibility
- 18 Years to 79 Years
- Enrollment
- 7 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2021 – 2023
- U.S. locations
- 1
- States / cities
- Pittsburgh, Pennsylvania
- Conditions
- Spinal Cord Injuries, Cardiovascular Diseases, Endothelial Dysfunction
- Interventions
- Brachial intra-arterial infusion of vasoactive and antioxidant drugs (acetylcholine, nitroprusside, ascorbic acid), venous occlusion plethysmography, Acetylcholine, Sodium Nitroprusside, Ascorbic acid, venous phlebotomy
- Procedure · Drug
- Lead sponsor
- Craig Hospital
- Other
- Eligibility
- 18 Years to 89 Years
- Enrollment
- 60 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2024 – 2027
- U.S. locations
- 1
- States / cities
- Englewood, Colorado
- Conditions
- Deep Vein Thrombosis
- Interventions
- Mayo Dopplex ABIlity, Intermittent Pneumatic Compression (IPC)
- Device
- Lead sponsor
- Mayo Clinic
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 500 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2024 – 2027
- U.S. locations
- 1
- States / cities
- Rochester, Minnesota
- Conditions
- Limb Ischemia, Ischemic Preconditioning
- Interventions
- Limb Ischemia, Acetylcholine
- Procedure · Drug
- Lead sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
- NIH
- Eligibility
- 18 Years to 45 Years · Male only
- Enrollment
- 6 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2007 – 2009
- U.S. locations
- 1
- States / cities
- Bethesda, Maryland
- Conditions
- Venous Insufficiency
- Interventions
- Physical Conditioning
- Procedure
- Lead sponsor
- US Department of Veterans Affairs
- Federal
- Eligibility
- 18 Years and older
- Enrollment
- 60 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 1999 – 2001
- U.S. locations
- 1
- States / cities
- East Orange, New Jersey
- Conditions
- Spinal Cord Injuries, Endothelial Dysfunction, Testosterone Deficiency
- Interventions
- Intra-arterial Infusion of Vasoactive Agents, Intra-arterial Vitamin C Infusion, Blood Sampling
- Diagnostic Test
- Lead sponsor
- Craig Hospital
- Other
- Eligibility
- 18 Years to 89 Years · Male only
- Enrollment
- 48 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2025 – 2028
- U.S. locations
- 1
- States / cities
- Englewood, Colorado
- Conditions
- Congestive Heart Failure
- Interventions
- blood volume measurement, venous plethysmography
- Procedure
- Lead sponsor
- Mayo Clinic
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 60 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2014 – 2018
- U.S. locations
- 1
- States / cities
- Rochester, Minnesota
- Conditions
- Healthy
- Interventions
- Miconazole, L-NMMA, Bradykinin
- Drug
- Lead sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
- NIH
- Eligibility
- Not listed
- Enrollment
- 15 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2000 – 2001
- U.S. locations
- 1
- States / cities
- Bethesda, Maryland
- Conditions
- Hyperlipidemia
- Interventions
- Tetraethylammonium (TEA), L-NG-monomethyl Arginine (L-NMMA), Bradykinin, Sodium nitroprusside, Acetylcholine, Saline, Fluconazole
- Drug
- Lead sponsor
- Emory University
- Other
- Eligibility
- 21 Years to 65 Years
- Enrollment
- 174 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2002 – 2013
- U.S. locations
- 1
- States / cities
- Atlanta, Georgia
- Conditions
- Nicotine-free Hookah Smoking
- Interventions
- Nicotine free hookah smoking
- Other
- Lead sponsor
- Cedars-Sinai Medical Center
- Other
- Eligibility
- 18 Years to 39 Years
- Enrollment
- 9 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2014 – 2018
- U.S. locations
- 1
- States / cities
- Los Angeles, California
- Conditions
- Postural Tachycardia Syndrome (POTS)
- Interventions
- Pulsitile Arterial Tonometry (PAT) Protocol, Calf Blood Flow in Reactive Hyperemia (CBF-RH), Evaluation of Forearm-Mediated Dilation
- Procedure · Device
- Lead sponsor
- Vanderbilt University Medical Center
- Other
- Eligibility
- 18 Years to 60 Years
- Enrollment
- 27 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2012 – 2021
- U.S. locations
- 1
- States / cities
- Nashville, Tennessee