Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Sep 2, 2026, 11:01 AM EDT

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Showing 1–24 of 340 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Respiratory Distress Syndrome, Newborn
Interventions
Nutrient
Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
1 Day to 6 Months
Enrollment
525 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2013
U.S. locations
1
States / cities
St Louis, Missouri
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
Conditions
Renal Insufficiency, Chronic
Interventions
6R-BH4, 6R-BH4 placebo, Folic acid, Exercise training, Stretching, Histidine and beta-alanine supplementation, Histidine and beta-alanine placebo
Drug · Other · Dietary Supplement
Lead sponsor
Emory University
Other
Eligibility
18 Years to 75 Years
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2027
U.S. locations
3
States / cities
Atlanta, Georgia • Decatur, Georgia
Conditions
Hypertension, Hypercholesterolemia, Dyslipidemia
Interventions
Valsartan and simvastatin
Drug
Lead sponsor
Novartis
Industry
Eligibility
50 Years and older
Enrollment
412 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2003
U.S. locations
1
States / cities
East Hanover, New Jersey
Conditions
Hypertension
Interventions
LCZ696, Valsartan, AHU377, Placebo
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years to 75 Years
Enrollment
1,334 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
38
States / cities
Birmingham, Alabama • Muscle Shoals, Alabama • Chandler, Arizona + 30 more
Withdrawn Phase 1 Interventional Accepts healthy volunteers

Ghrelin and Beta Cell Function in Diabetes

NCT02440061
Conditions
Type 2 Diabetes Mellitus
Interventions
Synthetic human AG, Arginine, 0.9% saline solution
Drug
Lead sponsor
Jenny Tong, MD, MPH
Other
Eligibility
18 Years to 70 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Durham, North Carolina
Conditions
Hypertension
Interventions
Valsartan
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
6 Months to 5 Years
Enrollment
66 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
3
States / cities
Hackensack, New Jersey • Philadelphia, Pennsylvania • Norfolk, Virginia
Completed Phase 2 Interventional Accepts healthy volunteers

Nitric Oxide to Improve Blood Flow in Sickle Cell Disease

NCT00009581
Conditions
Sickle Cell Anemia
Interventions
L-NMMA, Acetylcholine
Drug
Lead sponsor
National Institutes of Health Clinical Center (CC)
NIH
Eligibility
Not listed
Enrollment
65 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2001 – 2003
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Myeloproliferative Neoplasm, MPN, Essential Thrombocythemia, Polycythemia Vera, Myelofibrosis
Interventions
N-Acetylcysteine
Drug
Lead sponsor
University of California, Irvine
Other
Eligibility
18 Years and older
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
2
States / cities
Irvine, California • Orange, California
Conditions
Parkinson Disease (PD)
Interventions
Targeted Amino Acid Supplement, Control (placebo)
Dietary Supplement
Lead sponsor
Cristina Colon-Semenza
Other
Eligibility
50 Years to 90 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
2
States / cities
Farmington, Connecticut • Storrs, Connecticut
Conditions
Metastatic Pancreatic Adenocarcinoma, Locally Advanced Unresectable Pancreatic Adenocarcinoma
Interventions
NEAAR Medical Food
Other
Lead sponsor
Faeth Therapeutics
Industry
Eligibility
18 Years and older
Enrollment
39 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
9
States / cities
Tucson, Arizona • Glendale, California • Los Angeles, California + 6 more
Conditions
Prediabetes (Insulin Resistance, Impaired Glucose Tolerance), Metabolic Syndrome (MetS), Obesity & Overweight
Interventions
L-Isoleucine, Low-isoleucine diet
Dietary Supplement · Other
Lead sponsor
Jean L. Fry
Other
Eligibility
18 Years to 65 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Lexington, Kentucky
Conditions
Schizo Affective Disorder, Schizophrenia
Interventions
L-arginine, Sapropterin Dihydrochloride
Drug
Lead sponsor
University of Massachusetts, Worcester
Other
Eligibility
18 Years to 65 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Worcester, Massachusetts
Completed Not applicable Interventional Accepts healthy volunteers

Nutritional Stimulation of Growth in Children With Short Stature

NCT04226586
Conditions
Nutritional Stunting, Growth Failure
Interventions
Essential Amino Acid (EAA) group, Placebo
Dietary Supplement
Lead sponsor
Arkansas Children's Hospital Research Institute
Other
Eligibility
3 Years to 11 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
Little Rock, Arkansas
Conditions
Bone Marrow Fibrosis, Myeloproliferative Neoplasm
Interventions
Captopril
Drug
Lead sponsor
Case Comprehensive Cancer Center
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024
U.S. locations
1
States / cities
Cleveland, Ohio
Completed Not applicable Interventional Accepts healthy volunteers Results available

Effect of an EAA/Whey Composition on Protein Metabolism

NCT03502941
Conditions
Sarcopenia
Interventions
6.3 g of EAAs mixture and whey protein isolate, 12.6 g of EAAs mixture and whey protein isolate, 12.6 g of whey protein isolate
Dietary Supplement
Lead sponsor
University of Arkansas
Other
Eligibility
18 Years to 50 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Little Rock, Arkansas
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers

Essential Amino Acids Supplementation and Muscle Protein Synthesis

NCT01366924
Conditions
Muscle Loss, Muscle Anabolism
Interventions
Essential Amino Acids, Endurance exercise
Dietary Supplement · Other
Lead sponsor
United States Army Research Institute of Environmental Medicine
Federal
Eligibility
18 Years to 35 Years
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2010
U.S. locations
2
States / cities
Boston, Massachusetts • Natick, Massachusetts
Conditions
SCC - Squamous Cell Carcinoma, Radiotracer, Head and Neck Squamous Cell Carcinoma, Metastatic Head and Neck Squamous Cell Carcinoma
Interventions
Cetuximab (EGFR inhibitor), 18F-NOTA-ABY-030, Positron Emission Tomography (PET)
Drug · Procedure
Lead sponsor
Vanderbilt-Ingram Cancer Center
Other
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
1
States / cities
Nashville, Tennessee
Conditions
Aging
Interventions
Resistance Exercise, 14 g Whey protein, 6.6 g Whey protein + 1.25 g leucine, 4 g Whey protein + 1.25 g leucine + 2.6 g Whey peptides, 6.6 g Whey protein + 1.25 g leucine + 0.8 g Citrulline, Water control
Behavioral · Dietary Supplement · Other
Lead sponsor
University of Illinois at Urbana-Champaign
Other
Eligibility
20 Years to 79 Years · Female only
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2019
U.S. locations
1
States / cities
Urbana, Illinois
Conditions
HER2-negative Breast Cancer, Metastatic Breast Cancer, Metaplastic Breast Carcinoma, TNBC - Triple-Negative Breast Cancer
Interventions
L-NMMA
Drug
Lead sponsor
The Methodist Hospital Research Institute
Other
Eligibility
18 Years and older
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2028
U.S. locations
3
States / cities
Bethesda, Maryland • Houston, Texas
Conditions
Stroke, Acute
Interventions
Valsartan
Drug
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
1
States / cities
Stanford, California
Conditions
Chronic Renal Disease
Interventions
Arginine and canola oil, Coromega and Arginine
Dietary Supplement
Lead sponsor
University of Cincinnati
Other
Eligibility
Not listed
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1997 – 2005
U.S. locations
2
States / cities
Washington D.C., District of Columbia • Durham, North Carolina
Conditions
Glioblastoma Multiforme
Interventions
arginine in powder form, Silica and cellulose placebo powder
Drug
Lead sponsor
Inova Health Care Services
Other
Eligibility
18 Years and older
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
Fairfax, Virginia
Completed Phase 1 Interventional Accepts healthy volunteers

Plasma Triglyceride Extraction by The Muscle

NCT01860911
Conditions
Obesity, Insulin Resistance
Interventions
Insulin, NG-monomethyl-L-arginine
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 50 Years
Enrollment
33 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2016
U.S. locations
1
States / cities
Scottsdale, Arizona