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ClinicalTrials.gov public records Last synced Oct 12, 2026, 1:37 AM EDT

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Showing 193–216 of 279 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Arginine-hydrochloride Clear all
Completed No phase listed Observational

Gyrate Atrophy of the Choroid and Retina

NCT00001166
View directory record Official record
Conditions
Gyrate Atrophy
Interventions
Not listed
Lead sponsor
National Eye Institute (NEI)
NIH
Eligibility
Not listed
Enrollment
65 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1978 – 2004
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 4, 2008 · Synced Oct 12, 2026, 1:37 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Neurobiological Bases of Paternal Nurturance

NCT02223429
View directory record Official record
Conditions
Healthy
Interventions
Oxytocin, Vasopressin, Placebo
Drug
Lead sponsor
James K. Rilling, PhD
Other
Eligibility
18 Years and older
Enrollment
35 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
2
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Jun 5, 2017 · Synced Oct 12, 2026, 1:37 AM EDT
Completed Not applicable Interventional

Platelet Function Analysis in Head Trauma: ASA/Plavix

NCT01534117
View directory record Official record
Conditions
Head Injury Trauma Blunt
Interventions
Platelets, DDAVP
Biological · Drug
Lead sponsor
Chang, Steve S., M.D.
Individual
Eligibility
18 Years and older
Enrollment
97 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Santa Barbara, California
Source: ClinicalTrials.gov public record
Updated Feb 16, 2012 · Synced Oct 12, 2026, 1:37 AM EDT
Completed Phase 2 Interventional

Niacin to Improve Blood Flow in People With Sickle Cell Disease

NCT00508989
View directory record Official record
Conditions
Sickle Cell Disease
Interventions
Niacin-ER, Placebo, L-NMMA, Acetylcholine
Drug
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
18 Years to 65 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2015
U.S. locations
2
States / cities
Washington D.C., District of Columbia • Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 10, 2020 · Synced Oct 12, 2026, 1:37 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Method To Measure Protein Digestion & Absorption

NCT02065141
View directory record Official record
Conditions
Chronic Heart Failure, Pulmonary Disorder, Chronic Obstructive
Interventions
sip feeding with stable isotope infusion
Other
Lead sponsor
Texas A&M University
Other
Eligibility
20 Years and older
Enrollment
74 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2019
U.S. locations
1
States / cities
College Station, Texas
Source: ClinicalTrials.gov public record
Updated Feb 7, 2022 · Synced Oct 12, 2026, 1:37 AM EDT
Completed Early Phase 1 Interventional

Oral Supplementation to Enhance Recovery Pilot Study

NCT03204266
View directory record Official record
Conditions
Malignant Neoplasms of Urinary Tract
Interventions
Arginine recovery supplement, Omega-3 Fatty Acids
Drug · Dietary Supplement
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2022
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Aug 24, 2022 · Synced Oct 12, 2026, 1:37 AM EDT
Completed Phase 1Phase 2 Interventional Results available

L-NMMA Plus Taxane Chemotherapy in Refractory Locally Advanced or Metastatic Triple Negative Breast Cancer Patients

NCT02834403
View directory record Official record
Conditions
Metastatic Triple Negative Breast Cancer
Interventions
L-NMMA, Docetaxel, Amlodipine, Pegfilgrastim, Enteric-coated aspirin
Drug
Lead sponsor
The Methodist Hospital Research Institute
Other
Eligibility
18 Years and older · Female only
Enrollment
37 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2021
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Dec 15, 2023 · Synced Oct 12, 2026, 1:37 AM EDT
Completed Phase 3 Interventional Results available

Sickle Cell Disease Treatment With Arginine Therapy (STArT) Trial

NCT04839354
View directory record Official record
Conditions
Sickle Cell Disease
Interventions
L-Arginine Hydrochloride, Normal saline
Drug · Other
Lead sponsor
Claudia R. Morris
Other
Eligibility
3 Years to 21 Years
Enrollment
271 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
10
States / cities
Los Angeles, California • San Francisco, California • Washington D.C., District of Columbia + 6 more
Source: ClinicalTrials.gov public record
Updated Jun 23, 2026 · Synced Oct 12, 2026, 1:37 AM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

Anabolic Response Cancer

NCT02793531
View directory record Official record
Conditions
Cancer
Interventions
Stable isotope amino acid infusion
Other
Lead sponsor
Texas A&M University
Other
Eligibility
18 Years and older
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2019
U.S. locations
1
States / cities
College Station, Texas
Source: ClinicalTrials.gov public record
Updated Mar 22, 2018 · Synced Oct 12, 2026, 1:37 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Meta-analysis of Stannous Fluoride Dentifrice and the Effects on Dentine Hypersensitivity

NCT04005417
View directory record Official record
Conditions
Dentine Hypersensitivity
Interventions
Stannous fluoride dentifrice, Positive control dentifrice, Negative control dentifrice
Drug
Lead sponsor
Procter and Gamble
Industry
Eligibility
18 Years and older
Enrollment
1,036 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 2, 2019 · Synced Oct 12, 2026, 1:37 AM EDT
Completed Phase 1 Interventional

Ganciclovir Plus Arginine Butyrate in Treating Patients With Cancer or Lymphoproliferative Disorders Associated With the Epstein Barr Virus

NCT00006340
View directory record Official record
Conditions
Leukemia, Lymphoma, Precancerous Condition, Small Intestine Cancer
Interventions
arginine butyrate, ganciclovir
Drug
Lead sponsor
Boston Medical Center
Other
Eligibility
3 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
1994 – 2000
U.S. locations
3
States / cities
Indianapolis, Indiana • Boston, Massachusetts • New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 26, 2013 · Synced Oct 12, 2026, 1:37 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Study to Examine the Effect of a Thermogenic Energy Drink in Healthy Adults

NCT05061797
View directory record Official record
Conditions
Metabolism
Interventions
Thermogenic Energy Drink - Active Study Product Formula, Placebo
Dietary Supplement
Lead sponsor
Rowdy Energy
Industry
Eligibility
18 Years to 50 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Addison, Illinois
Source: ClinicalTrials.gov public record
Updated May 2, 2022 · Synced Oct 12, 2026, 1:37 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Local Antioxidant Therapy Vasoconstriction Effects in Different Races

NCT03684213
View directory record Official record
Conditions
Cardiovascular Diseases, Cardiovascular Risk Factor, Vasoconstriction
Interventions
Control (Norepinephrine), Norepinephrine + Ascorbic Acid, Norepinephrine + L-NAME, Norepinephrine + L-NAME + Ascorbic Acid
Drug
Lead sponsor
The University of Texas at Arlington
Other
Eligibility
18 Years to 35 Years
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2024
U.S. locations
1
States / cities
Arlington, Texas
Source: ClinicalTrials.gov public record
Updated Jun 11, 2024 · Synced Oct 12, 2026, 1:37 AM EDT
Recruiting Phase 1 Interventional Accepts healthy volunteers

pH1N1 Blinded Challenge Study

NCT07110532
View directory record Official record
Conditions
Influenza
Interventions
A/Arkansas/08/2020 (pH1N1), Sham/Diluent (1X SPG+Arg+Gel)
Biological · Other
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 55 Years
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
2
States / cities
Baltimore, Maryland • Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Oct 9, 2026 · Synced Oct 12, 2026, 1:37 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

The Effect of Lopinavir/Ritonavir on Endothelial Function

NCT00076414
View directory record Official record
Conditions
Healthy
Interventions
Acetylcholine, L-NMMA
Drug
Lead sponsor
National Institutes of Health Clinical Center (CC)
NIH
Eligibility
Not listed
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2005
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 4, 2008 · Synced Oct 12, 2026, 1:37 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Chronic Obstructive Pulmonary Disorder and Acute Exercise

NCT02780219
View directory record Official record
Conditions
Pulmonary Disease, Chronic Obstructive
Interventions
stable amino acid infusion, acute exercise with amino acid infusion, 24-hour post exercise amino acid infusion
Other
Lead sponsor
Texas A&M University
Other
Eligibility
45 Years and older
Enrollment
57 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2020
U.S. locations
1
States / cities
College Station, Texas
Source: ClinicalTrials.gov public record
Updated Feb 3, 2025 · Synced Oct 12, 2026, 1:37 AM EDT
Enrolling by invitation No phase listed Observational

International Multi-center Retrospective Study of Patients With Serum Sodium ≤110 mmol/L to Determine the Relationship Between Osmotic Demyelination Syndrome (ODS) and Rapid Correction of Hyponatremia

NCT07576036
View directory record Official record
Conditions
Hyponatremia Symptomatic, Osmotic Demyelination Syndrome, Cerebral Edema
Interventions
Hypertonic 3% saline
Drug
Lead sponsor
Rochester General Hospital
Other
Eligibility
18 Years and older
Enrollment
800 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 26, 2026 · Synced Oct 12, 2026, 1:37 AM EDT
Recruiting Phase 2 Interventional Accepts healthy volunteers

Supplementing L-citrulline to Overweight Late Asthma oNset Phenotypes

NCT03885245
View directory record Official record
Conditions
Asthma, Obesity
Interventions
L-ctirulline, Matching Placebo
Drug
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 65 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2026
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Jun 10, 2025 · Synced Oct 12, 2026, 1:37 AM EDT
Terminated Not applicable Interventional

Immunonutrition Supplementation for Improved Burn Wound Healing in Older Adults

NCT04725071
View directory record Official record
Conditions
Burn Wound
Interventions
Impact Advanced Recovery, Boost High Protein
Dietary Supplement
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
55 Years and older
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Nov 13, 2024 · Synced Oct 12, 2026, 1:37 AM EDT
Recruiting Not applicable Interventional

Daily Amino Acid Supplementation for People With Parkinson's Disease

NCT07115563
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Aug 13, 2026 · Synced Oct 12, 2026, 1:37 AM EDT
Completed Phase 2Phase 3 Interventional Accepts healthy volunteers Results available

Prevention of Low Blood Pressure in Persons With Tetraplegia

NCT00237770
View directory record Official record
Conditions
Hypotension, Spinal Cord Injury
Interventions
N-Nitro L-arginine-methylester (L-NAME), Head-up Tilt maneuver
Drug · Procedure
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
18 Years to 65 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2010
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated May 19, 2014 · Synced Oct 12, 2026, 1:37 AM EDT
Completed Phase 3 Interventional Results available

Multi-arm Optimization of Stroke Thrombolysis

NCT03735979
View directory record Official record
Conditions
Acute Ischemic Stroke
Interventions
Argatroban, Eptifibatide, Placebo
Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
514 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
61
States / cities
Birmingham, Alabama • Fullerton, California • La Jolla, California + 47 more
Source: ClinicalTrials.gov public record
Updated Feb 7, 2025 · Synced Oct 12, 2026, 1:37 AM EDT
Active, not recruiting Phase 2 Interventional

Study to Assess the Efficacy, Safety, and Tolerability of NOC-110 in Adults With Refractory or Unexplained Chronic Cough

NCT06504446
View directory record Official record
Conditions
Refractory or Unexplained Chronic Cough
Interventions
NOC-110, Placebo
Drug · Other
Lead sponsor
Nocion Therapeutics
Industry
Eligibility
18 Years to 80 Years
Enrollment
455 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
68
States / cities
Foley, Alabama • Scottsdale, Arizona • Tempe, Arizona + 60 more
Source: ClinicalTrials.gov public record
Updated Jun 11, 2026 · Synced Oct 12, 2026, 1:37 AM EDT
Completed Phase 1 Interventional Results available

Enteral L Citrulline Supplementation in Preterm Infants - Safety, Efficacy and Dosing

NCT03649932
View directory record Official record
Conditions
Bronchopulmonary Dysplasia, Bronchopulmonary Dysplasia Associated Pulmonary Hypertension, Pulmonary Hypertension, Premature Birth, Chronic Lung Disease of Prematurity
Interventions
Enteral L-citrulline
Dietary Supplement
Lead sponsor
The University of Texas Medical Branch, Galveston
Other
Eligibility
Up to 30 Weeks
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
Galveston, Texas
Source: ClinicalTrials.gov public record
Updated Oct 25, 2021 · Synced Oct 12, 2026, 1:37 AM EDT