Clinical trials: Arginine
Anemia, Sickle Cell
Effectiveness of Arginine as a Treatment for Sickle Cell Anemia
Sickle cell disease (SCD), also known as sickle cell anemia, is an inherited genetic disease that can cause intense pain episodes.
- Trial name
- Arginine (NCT00513617)
- Testing
- Arginine
- Where
- 17 sites in United States
- Volunteers
- 128 people
- Sponsor
- UCSF Benioff Children's Hospital Oakland
Pre-diabetes, Type 2 Diabetes
Effect of Exenatide, Sitagliptin or Glimepiride on Functional ß -Cell Mass
This study evaluates exenatide, sitagliptin, and glimepiride for the treatment of high blood sugar in patients with impaired fasting glucose or early type 2 diabetes.
- Trial name
- NCT00775684
- Testing
- Exenatide, Sitagliptin, Glimepiride
- Where
- 3 sites in United States
- Volunteers
- 47 people
- Sponsor
- University of Pennsylvania
Dental Caries, Oral Bacterial Infection
Ecological Effect of Arginine Dentifrice on Oral Microbiota
caries-free (CF) individuals caries-active (CA) individuals (DMFT ≥ 6) will be recruited. Subjects will be instructed to brush their teeth twice daily for 3 min using Colgate® Sensitive Pro-Relief® toothpaste (containing 8%…
- Conditions
- Dental Caries, Oral Bacterial Infection, Microbiota
- Trial name
- NCT02988349
- Testing
- Colgate® Sensitive Pro-Relief® toothpaste
- Volunteers
- 42 people, healthy volunteers welcome
- Sponsor
- Sichuan University
Healthy
Arginine Supplementation to Improve Cardiovascular and Endothelial Function After NSAID Treatment
A single centre, placebo controlled, blinded (participant, investigator, outcome assessor) trial to evaluate the effects of COX-2 inhibition with celecoxib on endothelial function in healthy male volunteers.
- Trial name
- ASCENT (NCT04765644)
- Testing
- Celecoxib, L-arginine + celecoxib
- Where
- United Kingdom
- Volunteers
- 44 people, healthy volunteers welcome
- Sponsor
- Imperial College London
Melanoma (Skin)
Pegylated Arginine Deiminase in Treating Patients With Metastatic Melanoma That Cannot Be Removed by Surgery
RATIONALE: Pegylated arginine deiminase may stop the growth of tumor cells by taking away an amino acid needed for cell growth. PURPOSE: This phase II trial is studying how well pegylated arginine deiminase works in treating…
- Trial name
- NCT00450372
- Testing
- ADI-PEG-20, Pharmacology Studies
- Where
- United States
- Volunteers
- 38 people
- Sponsor
- University of Miami
Metastatic Melanoma, Skin Cancer
Study of ADI-PEG 20 in Patients With Advanced Melanoma
This was a phase 1/2, open-label, dose-escalation study of arginine deiminase linked via succinimidyl succinate to polyethylene glycol of 20,000 molecular weight (ADI-PEG 20) in subjects with advanced melanoma.
- Conditions
- Metastatic Melanoma, Skin Cancer, Neoplasm
- Trial name
- NCT00520299
- Testing
- ADI PEG 20
- Where
- 2 sites in United States
- Volunteers
- 31 people
- Sponsor
- Ludwig Institute for Cancer Research
Urea Cycle Disorder
Observational Study That Will Collect Information on Patients With Urea Cycle Disorders (UCDs)
THRIVE is an observational study that will collect information on patients with UCDs. THRIVE will follow enrolled participants for up to 10 years.
- Trial name
- THRIVE (NCT01948427)
- Where
- United States
- Volunteers
- 203 people
- Sponsor
- Amgen
Type I Diabetes Mellitus
Glutamine and Insulin Sensitivity in Type I Diabetes
Insulin is crucial to help the body metabolize ('burn') sugar (glucose). Even though juvenile (type 1) diabetes (T1D) is primarily due to the lack of insulin, patients with T1D tend to become less sensitive to insulin…
- Trial name
- NCT01467063
- Testing
- Glutamine
- Where
- United States
- Volunteers
- 13 people
- Sponsor
- Nemours Children's Clinic
Kidney Failure
1-deamino 8-d-arginine Vasopressin (DDAVP) in Percutaneous Ultrasound-guided Renal Biopsy
The investigators evaluated the effect of pre-biopsy treatment with 1-deamino-8-D-arginine (DDAVP) on the incidence of post-biopsy bleeding complications.
- Trial name
- NCT00748072
- Testing
- DDAVP, saline solution
- Where
- Italy
- Volunteers
- 162 people
- Sponsor
- University of Bari
Alzheimer's Disease
Endothelial Facilitation in Alzheimer's Disease
Purpose of the study: Patients with mild Alzheimer's Disease will be given three different drugs over a 4-month period to try to increase the blood flow to their brains, and improve blood vessel and brain function.
- Trial name
- NCT01439555
- Testing
- Simvastatin, L-Arginine, Tetrahydrobiopterin
- Where
- United States
- Volunteers
- 11 people
- Sponsor
- University of Massachusetts, Worcester
Asthma, Inflammation
L-arginine in Severe Asthma Patients Grouped by Exhaled Nitric Oxide Levels
The major impact of this study will be to identify the adult severe asthma cohort that will benefit from supplemental L-arginine therapy.
- Trial name
- NCT01841281
- Testing
- L-Arginine
- Where
- United States
- Volunteers
- 54 people
- Sponsor
- Nicholas Kenyon
Electrolyte Imbalance, Hyponatremia
V2 Receptor Effects on Fluid Regulation and Performance
This primary aim of this study was to critically assess whether or not sweat water content and sodium concentration were acutely regulated by dynamic changes in antidiuretic hormone (arginine vasopressin or AVP) acting on the…
- Conditions
- Electrolyte Imbalance, Hyponatremia, Hypernatremia
- Trial name
- NCT02084797
- Testing
- V2R (Vasopressin 2 receptor)
- Where
- United States
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Oakland University
Argininosuccinic Aciduria, Amino Acid Metabolism, Inborn Errors
Arginine and Buphenyl in Patients With Argininosuccinic Aciduria (ASA), a Urea Cycle Disorder
Urea cycle disorders are inherited illnesses in which the body does not produce enough of the chemicals that remove ammonia, a byproduct of protein metabolism, from the blood stream.
- Conditions
- Argininosuccinic Aciduria, Amino Acid Metabolism, Inborn Errors, Urea Cycle Disorders
- Trial name
- NCT00345605
- Testing
- Sodium Phenylbutyrate, Arginine
- Where
- United States
- Volunteers
- 12 people
- Sponsor
- Brendan Lee
Acute Pain
Vasopressin and Pain Perception in the Brain
The feeling of pain is not just a sensory experience, but is also influenced by emotions, beliefs and expectations, making pain a highly subjective experience.
- Trial name
- NCT03446456
- Testing
- Arginine vasopressin, Saline, Observational learning
- Where
- United States
- Volunteers
- 56 people, healthy volunteers welcome
- Sponsor
- University of Maryland, Baltimore
Sickle Cell Disease
Sickle Cell Disease Treatment With Arginine Therapy (STArT) Trial
The trial is designed to test intravenous (IV) arginine therapy in children with sickle cell disease (SCD) and vaso-occlusive painful episodes (VOE) to further knowledge on efficacy and safety of this orphan drug.
- Trial name
- STArT (NCT04839354)
- Testing
- L-Arginine Hydrochloride, Normal saline
- Where
- 10 sites in United States
- Volunteers
- 271 people
- Sponsor
- Claudia R. Morris
Sickle Cell Disease, Vaso-occlusive Pain Episode
Arginine Therapy for Sickle Cell Disease Pain
The aim of this study is to determine whether giving extra arginine, a simple amino acid, to patients with sickle cell disease seeking treatment for a pain crisis (vaso-occlusive painful events (VOE) will decrease pain scores…
- Trial name
- NCT02536170
- Testing
- L-arginine, L-arginine Loading Dose
- Where
- 3 sites in United States
- Volunteers
- 108 people
- Sponsor
- Emory University
Schizophrenia
L-arginine in Treatment as Usual in Schizophrenia
STUDY OBJECTIVES: To determine whether the addition of L-arginine to treatment as usual (TAU) in schizophrenia further improves and enhances therapeutic efficacy (positive, negative and depressive symptoms) and effectiveness of…
- Trial name
- NCT00718510
- Testing
- L-Arginine
- Where
- Canada
- Volunteers
- 13 people
- Sponsor
- University of Alberta
Male Erectile Disorder, Prostate Cancer
L-Arginine Supplementation With or Without Enzyme Inhibitors Treating Erectile Function of Prostate Cancer Survivors
RATIONALE: L-arginine supplements may improve the quality of life and erectile function in men who are prostate cancer survivors.
- Conditions
- Male Erectile Disorder, Prostate Cancer, Radiation Toxicity
- Trial name
- NCT01105130
- Testing
- Oral L-Arginine
- Where
- United States
- Volunteers
- 140 people
- Sponsor
- Wake Forest University Health Sciences
Sexual Dysfunction, Sexuality and Reproductive Issues
L-Arginine Supplements in Treating Women Who Are Cancer Survivors
RATIONALE: L-arginine supplements may improve the quality of life and sexual function in women who are cancer survivors. PURPOSE: This randomized clinical trial is studying an L-arginine supplement to see how well it works…
- Conditions
- Sexual Dysfunction, Sexuality and Reproductive Issues, Unspecified Adult Solid Tumor, Protocol Specific
- Trial name
- NCT00459134
- Testing
- ArginMax
- Where
- 25 sites in United States
- Volunteers
- 186 people
- Sponsor
- Wake Forest University Health Sciences
Colorectal Cancer
Trial of Aspirin and Arginine Restriction in Colorectal Cancer
The purpose of this research study is to understand the effects of oral aspirin taken daily with an arginine-restricted diet on certain colorectal cancer biomarkers in treated colorectal cancer patients.
- Trial name
- NCT00578721
- Testing
- Aspirin
- Where
- United States
- Volunteers
- 24 people
- Sponsor
- University of California, Irvine