Independent directory Public ClinicalTrials.gov records United States
Clear filters

These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.

ClinicalTrials.gov public records Last synced Oct 7, 2026, 7:53 AM EDT

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

Showing 121–144 of 279 matching trials from the live ClinicalTrials.gov search.
Conditions
ARG1 Deficiency
Interventions
Loargys Arginine Test System
Device
Lead sponsor
Immedica Pharma US Inc
Industry
Eligibility
0 Years to 100 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Atlanta, Georgia
Conditions
Pre-Eclampsia
Interventions
L-arginine supplementation in a medical food, Vitamin C and E supplementation in a medical food
Procedure
Lead sponsor
Instituto Nacional de Perinatologia Isidro Espinosa de los Reyes
Government
Eligibility
19 Years to 32 Years · Female only
Enrollment
585 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2006
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Completed Not applicable Interventional Accepts healthy volunteers

Glomerular Injury of Preeclampsia

NCT00275158
Conditions
Pre-Eclampsia
Interventions
L-Arginine Supplementation
Drug
Lead sponsor
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
NIH
Eligibility
18 Years and older · Female only
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2000 – 2003
U.S. locations
1
States / cities
Stanford, California
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Prandial Metabolic Phenotype in Adults

NCT05400733
Conditions
Protein Metabolism
Interventions
Total Amino Acids, Essential Amino Acids, Essential Amino Acids + Hydroxy-methylbutyric acid (HMB), Essential Amino Acids + Leucine, Essential Amino Acids High, Placebo Water
Dietary Supplement
Lead sponsor
Texas A&M University
Other
Eligibility
60 Years to 80 Years
Enrollment
38 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2027
U.S. locations
1
States / cities
College Station, Texas
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
Terminated Not applicable Interventional

Nutraceutical Citrulline in Pregnancy

NCT02772887
Conditions
Type 2 Diabetes
Interventions
L-Citrulline, Placebo
Dietary Supplement · Other
Lead sponsor
University of Pittsburgh
Other
Eligibility
14 Years to 40 Years · Female only
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
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
COVID-19
Interventions
Arginine Hydrochloride
Drug
Lead sponsor
Emory University
Other
Eligibility
3 Years to 21 Years
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
1
States / cities
Atlanta, Georgia
Conditions
Somatostatin Receptor Positive, NETs, Lymphoma, Solid Tumor, CNS Tumors, Rhabdomyosarcoma, Peripheral Primitive Neuroectodermal Tumor, GIST
Interventions
Lutetium Lu 177-Edotreotide, Amino Acid Solution
Drug · Other
Lead sponsor
ITM Solucin GmbH
Industry
Eligibility
24 Months to 18 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2034
U.S. locations
4
States / cities
San Francisco, California • Cincinnati, Ohio • Philadelphia, Pennsylvania + 1 more
Conditions
Hypersensitivity
Interventions
Toothpaste containing 8% Arginine, Colgate Cavity Protection Toothpaste
Drug
Lead sponsor
Colgate Palmolive
Industry
Eligibility
18 Years to 70 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Loma Linda, California
Conditions
Hepatocellular Carcinoma
Interventions
ADI-PEG 20
Drug
Lead sponsor
Polaris Group
Industry
Eligibility
18 Years and older
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
2
States / cities
New York, New York • Seattle, Washington
Conditions
Sensitivity, Tooth
Interventions
TOMs of Maine Sensitive SLS Free Xtra Fresh, Colgate Cavity protection toothpaste
Device · Drug
Lead sponsor
Colgate Palmolive
Industry
Eligibility
18 Years to 70 Years
Enrollment
84 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Costa Mesa, California
Conditions
Liver Transplant Recipients
Interventions
L-arginine, Placebo
Dietary Supplement
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2012
U.S. locations
1
States / cities
Rochester, Minnesota
Conditions
HER2 Negative Metastatic Breast Cancer
Interventions
ADI-PEG 20
Drug
Lead sponsor
Polaris Group
Industry
Eligibility
18 Years and older · Female only
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Houston, Texas
Conditions
Hypotension
Interventions
Dopamine, Arginine Vasopressin
Drug
Lead sponsor
Baylor College of Medicine
Other
Eligibility
Up to 24 Hours
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
1
States / cities
Houston, Texas
Conditions
EBV Lymphomas, Lympho-proliferative Diseases
Interventions
Arginine Butyrate, Ganciclovir, Valganciclovir
Drug
Lead sponsor
HemaQuest Pharmaceuticals Inc.
Industry
Eligibility
3 Years and older
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2008
U.S. locations
1
States / cities
Hackensack, New Jersey
Conditions
Cushing Syndrome
Interventions
Desmopressin, Dexamethasone
Drug
Lead sponsor
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
NIH
Eligibility
18 Years to 70 Years
Enrollment
140 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2029
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Melanoma (Skin)
Interventions
ADI-PEG-20, Pharmacology Studies
Biological · Other
Lead sponsor
University of Miami
Other
Eligibility
18 Years to 120 Years
Enrollment
38 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2012
U.S. locations
1
States / cities
Miami, Florida
Active, not recruiting Early Phase 1 Interventional Accepts healthy volunteers

Heat, Microvascular Function and Aging

NCT06633198
Conditions
Aging
Interventions
Passive Heating, L-NAME
Procedure · Drug
Lead sponsor
William Hughes
Other
Eligibility
18 Years to 80 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2028
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Conditions
Hypercholesterolemia, Postmenopause
Interventions
L-arginine, Estrogen
Drug
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
Female only
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1998 – 2000
U.S. locations
1
States / cities
Bethesda, Maryland
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
Terminated Phase 4 Interventional Results available

Adult Growth Hormone Deficiency and Cardiovascular Risk

NCT00720902
Conditions
Growth Hormone Deficiency
Interventions
Blood draws, growth hormone releasing hormone (GHRH) & arginine, Carotid ultrasound, MRI, Endothelial cell biopsy
Procedure · Drug
Lead sponsor
Columbia University
Other
Eligibility
19 Years to 65 Years
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2011
U.S. locations
1
States / cities
New York, New York
Conditions
Skin Care
Interventions
Skin Care Cream, Placebo
Combination Product · Drug
Lead sponsor
Wayne State University
Other
Eligibility
20 Years to 60 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2022
U.S. locations
1
States / cities
Dearborn, Michigan
Active, not recruiting No phase listed Observational Accepts healthy volunteers

Passive Limb Movement: A Tool to Assess Vascular Health and Guide Rehabilitation

NCT03625349
Conditions
Aging, Cardiovascular Disease
Interventions
NG-Monomethyl-L-Arginine
Drug
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
130 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2027
U.S. locations
1
States / cities
Salt Lake City, Utah