Clinical trials: L-arginine
Arginine Vasopressin Deficiency, Oxytocin Deficiency
Identifying Oxytocin Deficiency in Pediatric Patients With Pituitary Disease
An open-labeled, interventional pilot trial, 10 youth with AVP-D and 10 PD matched for age, sex, and BMI will be recruited from Pediatric Endocrinology and Neuroendocrinology at Massachusetts General Hospital and in the…
- Conditions
- Arginine Vasopressin Deficiency, Oxytocin Deficiency, Pediatric Disease, Hypopituitarism
- Trial name
- Pedi-EVOLVE (NCT07568509)
- Testing
- Norethindrone Acetate-Ethinyl Estradiol
- Where
- United States
- Volunteers
- 20 people
- Sponsor
- Massachusetts General Hospital
Spinal Muscular Atrophy, Fragile X Syndrome
Early Check: Expanded Screening in Newborns
Early Check provides voluntary screening of newborns for a selected panel of conditions. The study has three main objectives: 1) develop and implement an approach to identify affected infants, 2) address the impact on infants and…
- Conditions
- Spinal Muscular Atrophy, Fragile X Syndrome, Fragile X - Premutation, Duchenne Muscular Dystrophy
- Trial name
- NCT03655223
- Testing
- Confirmatory Testing
- Where
- United States
- Volunteers
- 30,000 people, healthy volunteers welcome
- Sponsor
- RTI International
Arginine Vasopressin Deficiency, Primary Polydipsia
Copeptin Measurement After Mannitol and Hypertonic Saline for the Diagnosis of Polyuria-polydipsia Syndrome
The aim of this study is to evaluate whether a new test using mannitol infusion can diagnose the cause of polyuria-polydipsia syndrome as accurately as the current standard test (hypertonic saline infusion) and to compare which…
- Trial name
- COMPASS (NCT07569861)
- Testing
- Mannitol, Hypertonic Saline
- Where
- Switzerland
- Volunteers
- 144 people
- Sponsor
- University Hospital, Basel, Switzerland
Arginine Vasopressin Deficiency, Oxytocin Deficiency
Identifying Oxytocin Deficiency in Adults With Pituitary Disease
This is an open-label, pilot study, to characterize oxytocin response to a single dose of oral Estrogen-progestin in patients with arginine-vasopressin deficiency compared to healthy controls.
- Trial name
- NCT06460948
- Testing
- Norethindrone Acetate-Ethinyl Estradiol
- Where
- United States
- Volunteers
- 28 people, healthy volunteers welcome
- Sponsor
- Elizabeth Austen Lawson
Polyuria-polydipsia Syndrome, Arginine Vasopressin Deficiency
Mannitol-induced Release of Copeptin in Healthy Adults and Patients With Polyuria-Polydipsia Syndrome (MARS Study)
The aims of this study are to investigate whether mannitol stimulates copeptin (part 1: proof-of-concept) and whether the copeptin levels upon mannitol infusion differ in primary polydipsia and arginine vasopressin deficiency…
- Conditions
- Polyuria-polydipsia Syndrome, Arginine Vasopressin Deficiency, Primary Polydipsia
- Trial name
- MARS (NCT06542198)
- Testing
- Mannitol Infusion (blinded), Mannitol Infusion (open label)
- Where
- Switzerland
- Volunteers
- 42 people, healthy volunteers welcome
- Sponsor
- University Hospital, Basel, Switzerland
Arginine Vasopressin Deficiency, Central Diabetes Insipidus
Effects of Intranasal Oxytocin on Sexual Well-Being in Patients With Arginine Vasopressin Deficiency and Healthy Controls
The study aims to investigate whether intranasal oxytocin (OXT) improves sexual well-being in patients with Arginine Vasopressin Deficiency (AVP-D).
- Conditions
- Arginine Vasopressin Deficiency, Central Diabetes Insipidus, Oxytocin Deficiency
- Trial name
- OxyPLEASURE (NCT06808516)
- Testing
- Oxytocin nasal spray
- Where
- Switzerland
- Volunteers
- 42 people, healthy volunteers welcome
- Sponsor
- University Hospital, Basel, Switzerland
Polycystic Ovary Syndrome, L-arginine
The Role of L-arginine in Polycystic Ovary Syndrome
PCOS patients meeting the trial criteria were enrolled from the Shanghai 10th People's Hospital. The contents of this study were introduced to them, and they were invited to participate in the study.
- Conditions
- Polycystic Ovary Syndrome, L-arginine, Gut Microbiome
- Trial name
- NCT06728644
- Testing
- L-arginine intervention
- Where
- 2 sites in China
- Volunteers
- 31 people
- Sponsor
- Shanghai 10th People's Hospital
Arginine Vasopressin Deficiency, Diabetes Insipidus
Effect of Intranasal Oxytocin on Emotion Recognition and Acute Psycho-Social Stress-induced Cortisol Increase in Patients With Central Diabetes Insipidus and Healthy Controls
This study aims to investigate the potential beneficial effects of intranasal oxytocin compared to placebo on emotion recognition and acute psychosocial stress in patients with arginine vasopressin deficiency compared to matched…
- Trial name
- OxyMOTION (NCT06676774)
- Testing
- Oxytocin nasal spray
- Where
- Switzerland
- Volunteers
- 42 people, healthy volunteers welcome
- Sponsor
- University Hospital, Basel, Switzerland
Arginine Vasopressin Deficiency, Primary Polydipsia
Plasma Copeptin in Response to Oral Urea in Healthy Adults and Patients With Polyuria-polydipsia Syndrome
The aim of this study is to investigate whether oral urea stimulates copeptin release and, if so, whether it may provide a novel diagnostic test in the differentiation between AVP-D (Arginine vasopressin deficiency) and PP…
- Trial name
- URANOS (NCT05890690)
- Testing
- Urea
- Where
- Switzerland
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- University Hospital, Basel, Switzerland
Intellectual Disability, Developmental Delay
Biomarker for Creatine Deficiency Syndromes (BioCDS)
Development of a new mass spectrometry-based biomarker for the ear-ly and sensitive diagnosis of the Creatine Deficiency Syndromes from dry-blood-spot sample
- Conditions
- Intellectual Disability, Developmental Delay, Movement Disorder, Behavioral Disorder
- Trial name
- BioCDS (NCT02934854)
- Where
- 4 sites in Egypt, India and 1 more
- Sponsor
- CENTOGENE GmbH Rostock
Protein, Amino Acid
Supplementation Trial on Arginine With Metabolic Profiling
This study will assess effects of an acute dose of the amino acid arginine on metabolism in healthy young men.
- Conditions
- Protein, Amino Acid, Arginine
- Trial name
- STAMP (NCT03409380)
- Testing
- Arginine Drink, Plain Drink
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Pennington Biomedical Research Center
Nitric Oxide, Insulin Sensitivity
Nutritional Supplementation and Insulin Sensitivity
Type 2 diabetes mellitus (T2DM) is a progressive disease and early intervention and prevention strategies are therefore very important. An important early hallmark in the development of T2DM is insulin resistance.
- Conditions
- Nitric Oxide, Insulin Sensitivity, Vascular Function, L-arginine
- Trial name
- NCT04239482
- Testing
- L-arginine + Nitrate / Nitrite
- Where
- Netherlands
- Volunteers
- 1 people, healthy volunteers welcome
- Sponsor
- Maastricht University Medical Center
Diabetes Mellitus, Type 2, Obesity
L-arginine and Asymmetric Dimethylarginine (ADMA) and Lifestyle Protocols
Low serum L-arginine (Arg) and high asymmetric dimethylarginine (ADMA) can predict microvascular complications in type 2 diabetes (T2DM).
- Conditions
- Diabetes Mellitus, Type 2, Obesity, Arginine, Asymmetric Dimethylarginine
- Trial name
- NCT04406402
- Testing
- Acute dietary protocols and lifestyle modification
- Where
- Israel
- Volunteers
- 243 people
- Sponsor
- Tel-Aviv Sourasky Medical Center
Blood Flow Restriction, Growth Hormone
The Effect of Blood Flow Restriction With and Without Arginine on Physical Performance and Growth Hormone
The current study will investigate the effects of Blood Flow Restriction (BFR) training and L-arginine supplementation on recreationally trained female participants.
- Conditions
- Blood Flow Restriction, Growth Hormone, Strength Outcomes, Arginine
- Trial name
- NCT04079010
- Testing
- BFR, Arginine
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- University of Mary Hardin-Baylor
Nitric Oxide, Vascular Function
Nutritional Supplements and Nitric Oxide Bioactivity
Obese people have a disturbed postprandial metabolism and thereby a decreased postprandial vascular function. Nitric oxide plays an important role in the postprandial vascular function.
- Conditions
- Nitric Oxide, Vascular Function, L-Arginine, Nitrate / Nitrite
- Trial name
- NCT03625596
- Testing
- L-Arginine, Nitrate / Nitrite
- Where
- Netherlands
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Maastricht University Medical Center
Metabolic Disorder, Arginine; Hyperaminoaciduria
Evaluation of Arginine in Periodontal and Cardiovascular Disease
Asymmetric dimethylarginine (ADMA) plays a key role in endothelial function and may be a link for the known interaction of periodontitis and coronary heart disease (CHD).
- Trial name
- NCT03873948
- Testing
- Evaluation of arginine serum level
- Where
- Italy
- Volunteers
- 141 people, healthy volunteers welcome
- Sponsor
- University of Messina