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ClinicalTrials.gov public records Last synced Sep 8, 2026, 11:10 AM EDT

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Showing 1–24 of 340 matching trials from the live ClinicalTrials.gov search.
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Conditions
Argininosuccinic Aciduria, Amino Acid Metabolism, Inborn Errors, Urea Cycle Disorders
Interventions
Sodium Phenylbutyrate, Arginine
Drug
Lead sponsor
Brendan Lee
Other
Eligibility
5 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2012
U.S. locations
1
States / cities
Houston, Texas
Terminated Phase 2 Interventional Results available

Early Metabolic Resuscitation for Septic Shock

NCT03895853
Conditions
Multiple Organ Failure, Septic Shock, Severe Sepsis
Interventions
Best Practice, early metabolic resuscitation
Other · Dietary Supplement
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Houston, Texas
Conditions
Adult Spinal Deformity
Interventions
Essential Amino Acid Supplement by Amino Co, Placebo
Dietary Supplement
Lead sponsor
University of Arkansas
Other
Eligibility
40 Years to 65 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Little Rock, Arkansas
Completed Not applicable Interventional Results available

L-Arginine Supplements in Treating Women Who Are Cancer Survivors

NCT00459134
Conditions
Sexual Dysfunction, Sexuality and Reproductive Issues, Unspecified Adult Solid Tumor, Protocol Specific
Interventions
ArginMax, Placebo
Dietary Supplement
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older · Female only
Enrollment
186 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
25
States / cities
Newark, Delaware • Miami Beach, Florida • Augusta, Georgia + 21 more
Completed Not applicable Interventional Results available

Endothelial Function in Lower Extremity Bypass Grafts

NCT00759707
Conditions
Peripheral Arterial Disease
Interventions
L-N^G monomethyl arginine (L-NMMA)
Drug
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years and older
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Alcoholic Liver Disease, COVID 19 Pneumonia
Interventions
β-hydroxy β-methyl butyrate (HMB) enriched amino acid, Balanced amino acid
Dietary Supplement
Lead sponsor
The Cleveland Clinic
Other
Eligibility
21 Years and older
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
1
States / cities
Cleveland, Ohio
Conditions
Diabetes (DM), Diabetic Ketoacidosis, Ketosis Prone Diabetes, Hyperglycaemia (Diabetic)
Interventions
Arginine hydrochloride, Sodium Chloride 0.9%
Drug
Lead sponsor
David K Carroll
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Detroit, Michigan
Conditions
Chronic Myeloproliferative Disorders, Leukemia, Lymphoma, Multiple Myeloma and Plasma Cell Neoplasm, Myelodysplastic Syndromes
Interventions
rabbit anti-thymocyte globulin (ATG), therapeutic allogeneic lymphocytes, busulfan, fludarabine phosphate, tacrolimus, allogeneic hematopoietic stem cell transplantation, peripheral blood stem cell transplantation, methotrexate
Biological · Drug · Procedure
Lead sponsor
UNC Lineberger Comprehensive Cancer Center
Other
Eligibility
18 Years to 55 Years
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2015
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Completed Phase 2 Interventional Accepts healthy volunteers

Effects of Nitrite on Blood Vessel Dilation in Normal Volunteers

NCT00048477
Conditions
Nitric Oxide, Endothelium-Derived Relaxing Factor, Healthy
Interventions
L-NMMA and Sodium Nitrite
Drug
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
Not listed
Enrollment
42 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2002 – 2003
U.S. locations
1
States / cities
Bethesda, Maryland
Recruiting Phase 1 Interventional Accepts healthy volunteers

: Vascular Function in Health and Disease

NCT02966665
Conditions
Chronic Obstructive Pulmonary Disease, Pulmonary Artery Hypertension, Heart Failure, Hypertension
Interventions
Maximum Exercise Tests, BH4, L-NMMA, Vitamin C, Vitamin E, α-Lipoic Acid and L-Ascorbate, BQ-123, Fexofenadine, Ranitidine, Angiotensin-II, Valsartan, Acetylcholine, Sodium Nitroprusside, Angiotensin-II, Norepinephrine, Phentolamine, BQ-123, MitoQ, BH4
Other · Drug
Lead sponsor
Russell Richardson
Other
Eligibility
18 Years and older
Enrollment
420 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2026
U.S. locations
1
States / cities
Salt Lake City, Utah
Conditions
Covid19
Interventions
Essential amino acids, Maltodextrin
Drug · Dietary Supplement
Lead sponsor
University of Arkansas
Other
Eligibility
55 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
1
States / cities
Little Rock, Arkansas
Conditions
Dystrophinopathy, Duchenne Muscular Dystrophy, Becker's Muscular Dystrophy
Interventions
L-arginine
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
7 Years to 11 Years · Male only
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012
U.S. locations
1
States / cities
Boston, Massachusetts
Completed Phase 2 Interventional Results available

Endothelial Facilitation in Alzheimer's Disease

NCT01439555
Conditions
Alzheimer's Disease
Interventions
Simvastatin, L-Arginine, Tetrahydrobiopterin
Drug
Lead sponsor
University of Massachusetts, Worcester
Other
Eligibility
55 Years to 85 Years
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2017
U.S. locations
1
States / cities
Worcester, Massachusetts
Conditions
Hypertension, Metabolic Syndrome
Interventions
Aliskerin/Valsartan and Rampiril
Drug
Lead sponsor
University of Michigan
Other
Eligibility
18 Years to 80 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
1
States / cities
Ann Arbor, Michigan
Conditions
HYPERTENSION, HYPERCHOLESTEROLEMIA
Interventions
valsartan + simvastatin
Drug
Lead sponsor
Novartis
Industry
Eligibility
18 Years to 75 Years
Enrollment
369 participants
Timeline
Started 2004
U.S. locations
1
States / cities
East Hanover, New Jersey
Conditions
Energy Deficit
Interventions
EAA+W & Carbohydrate, EAA+W & EAA
Dietary Supplement
Lead sponsor
United States Army Research Institute of Environmental Medicine
Federal
Eligibility
18 Years to 35 Years
Enrollment
17 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
Natick, Massachusetts
Conditions
Metastatic Malignant Neoplasm in the Brain, Metastatic Malignant Solid Neoplasm
Interventions
Arginine, Biospecimen Collection, Computed Tomography, Magnetic Resonance Imaging, Spectroscopy, Whole-Brain Radiotherapy
Dietary Supplement · Procedure · Radiation
Lead sponsor
Emory University
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Atlanta, Georgia
Conditions
COPD
Interventions
Hydrolyzed casein protein, Hydrolyzed casein protein + carbohydrates, Hydrolyzed casein protein + leucine, Hydrolyzed casein protein + carbohydrates + leucine, 4 levels of hydrolyzed casein protein + carbohydrates
Dietary Supplement
Lead sponsor
Texas A&M University
Other
Eligibility
45 Years and older
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2015
U.S. locations
1
States / cities
College Station, Texas
Completed Not applicable Interventional Accepts healthy volunteers

Metabolic Effects of Chemical Interactions in Toxicity

NCT00253773
Conditions
Oxidative Stress
Interventions
acetominophen, sulfer amino acids; cysteine and methionine
Drug
Lead sponsor
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
NIH
Eligibility
18 Years to 40 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2007
U.S. locations
1
States / cities
Atlanta, Georgia
Conditions
Sickle Cell Anemia
Interventions
Hydroxyurea, L-Arginine, Sildenafil
Drug
Lead sponsor
National Institutes of Health Clinical Center (CC)
NIH
Eligibility
16 Years and older
Enrollment
39 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2006
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Hypertension, Diabetes
Interventions
L-Arginine, Placebo Supplement
Dietary Supplement
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
70 Years and older
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Chronic Heart Failure (CHF)
Interventions
LCZ696, Valsartan, Placebo of LCZ696, Placebo of Valsartan
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
60 Years and older
Enrollment
592 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2022
U.S. locations
52
States / cities
Andalusia, Alabama • Glendale, Arizona • Mesa, Arizona + 45 more
Conditions
Brain Tumors and/or Solid Tumors Including, Brain Stem Glioma, High Grade CNS Tumors, Ependymoma, Medulloblastoma, Craniopharyngioma, Low Grade CNS Tumors, Hodgkin Lymphoma, Non Hodgkin Lymphoma, Ewing Sarcoma, Osteosarcoma, Rhabdomyosarcoma, Neuroblastoma, Other
Interventions
Methionine
Drug
Lead sponsor
St. Jude Children's Research Hospital
Other
Eligibility
Not listed
Enrollment
503 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2027
U.S. locations
1
States / cities
Memphis, Tennessee
Conditions
Quad Atrophy
Interventions
Amino Acid, Placebo
Drug · Other
Lead sponsor
Hospital for Special Surgery, New York
Other
Eligibility
40 Years to 100 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2022
U.S. locations
1
States / cities
New York, New York