Clinical trials: Autonomic Nervous System
Anxiety, Hypertension
Anxiety-mediated Impairments in Large Elastic Artery Function and the Autonomic Nervous System
The goal of this study is to evaluate the effectiveness of a short-term (4 weeks) pharmacological blockade of sympathetic nerve activity (clonidine) on anxiety symptoms, vascular function, inflammation, muscle sympathetic nerve…
- Trial name
- ATLAS (NCT03109795)
- Testing
- Clonidine Pill, Hydrochlorothiazide
- Where
- United States
- Volunteers
- 35 people, healthy volunteers welcome
- Sponsor
- University of Iowa
Postural Tachycardia Syndrome
Adrenocorticotropic Hormone Stimulation in Postural Orthostatic Tachycardia Syndrome (POTS)
This study is to determine different chemical levels in the blood during a low salt diet. This study will compare normal volunteers to those with Postural Tachycardia Syndrome (POTS)
- Trial name
- NCT01764711
- Testing
- Cosyntropin administration
- Where
- United States
- Volunteers
- 13 people, healthy volunteers welcome
- Sponsor
- Vanderbilt University
Horner Syndrome
Exploration of Pupil Dilation in Horner's Patients Taking Flomax
This study is evaluating the pupil dilation of Horner's Patients who have ever taken an alpha blocker such as Tamsulosin. Patients will undergo eye dilation as would occur at a yearly eye examination, but their pupil dilation…
- Trial name
- NCT03615508
- Testing
- 10% phenylephrine
- Where
- 2 sites in United States
- Volunteers
- 1 people, healthy volunteers welcome
- Sponsor
- Denver Health and Hospital Authority
Parkinson Disease, Multiple System Atrophy
Augmenting Effects of L-DOPS With Carbidopa and Entacapone
An experimental drug called L-DOPS increases production in the body of a messenger chemical called norepinephrine. Cells in the brain that make norepinephrine are often gone in Parkinson disease.
- Conditions
- Parkinson Disease, Multiple System Atrophy, Autonomic Nervous System Diseases
- Trial name
- NCT00547911
- Testing
- Droxidopa, Carbidopa, Entacapone
- Where
- United States
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- National Institute of Neurological Disorders and Stroke (NINDS)
Autonomic Nervous System Imbalance, Hypothalamic Pituitary Adrenal Axis Suppression
Active and Passive Music Therapy Interventions
Purpose: In this preparatory study, the investigators will demonstrate the feasibility of using a structured MT intervention as a treatment for MDD by measuring stress hormone levels and HRV before and after interventions.
- Trial name
- NCT03362944
- Testing
- Active Music Therapy, Passive Music Therapy
- Where
- United States
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- University of North Carolina, Chapel Hill
Chronic Pain, Low Back Pain
High Frequency Stimulation Trials in Patients With Precision Spinal Cord Stimulator System
Study designed to compare the conventional stimulation programming versus the high frequency stimulation programming of the spinal cord stimulator for subjects who already have a spinal cord stimulator.
- Conditions
- Chronic Pain, Low Back Pain, Radiculopathy, Complex Regional Pain Syndrome (CRPS)
- Trial name
- HFSCS (NCT02265848)
- Testing
- High frequency stimulation, Low frequency stimulation
- Where
- United States
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- The Center for Clinical Research, Winston-Salem, NC
Diabetes Mellitus, Hypoglycemia
Mechanisms of Hypoglycemia Associated Autonomic Failure
Intensive glucose control in type 1 diabetes mellitus (T1DM) is associated with clear health benefits. However, despite development of insulin analogs, pump/multi-dose treatment and continuous glucose monitoring, maintaining…
- Conditions
- Diabetes Mellitus, Hypoglycemia, Autonomic Failure
- Trial name
- NCT00678145
- Testing
- naloxone, fructose, exercise
- Where
- United States
- Volunteers
- 39 people, healthy volunteers welcome
- Sponsor
- Albert Einstein College of Medicine
Postural Tachycardia Syndrome, Orthostatic Intolerance
Peripheral Dopamine in Postural Tachycardia Syndrome
The purpose of the proposed research is to determine how changes in kidney dopamine (DA) activity influence urinary sodium excretion.
- Trial name
- NCT00685919
- Testing
- Carbidopa
- Where
- United States
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Vanderbilt University
Postural Orthostatic Tachycardia Syndrome
Dietary Salt in Postural Tachycardia Syndrome
Patients with POTS may not adequately expand their plasma volume in response to a high-sodium (Na+) diet. Mechanisms involved in the regulation of plasma volume, such as the renin-angiotensin-aldosterone system and renal…
- Trial name
- NCT01547117
- Testing
- Blood Volume, Total Blood Volume, Exercise Capacity Test - Bicycle
- Where
- United States
- Volunteers
- 38 people, healthy volunteers welcome
- Sponsor
- Vanderbilt University
Hypoglycemia
Hypoglycemia and Autonomic Nervous System Function
The goals of this proposal are to determine the effects of hypoglycemia on the autonomic nervous system.
- Trial name
- HypoANS (NCT01816893)
- Testing
- Hypoglycemic hyperinsulinemic clamp, Euglycemic hyperinsulinemic clamp
- Where
- 2 sites in United States
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- Brigham and Women's Hospital
Hypoxia, Altitude
Effects of Nebivolol Versus Carvedilol on Cardiopulmonary Function at High Altitude in Healthy Subjects.
Exposure of healthy subjects to high altitude hypoxia elicits changes in cardiovascular, respiratory and metabolic features as weel as in exercise performance similar, for some aspects, to those observed in chronic heart failure.
- Conditions
- Hypoxia, Altitude, Heart Failure
- Trial name
- NCT00924833
- Testing
- Carvedilol, Nebivolol
- Where
- Italy
- Volunteers
- 27 people, healthy volunteers welcome
- Sponsor
- Istituto Auxologico Italiano
Hypertension, Heart Failure
LSFG-SKIN, Laser Speckle Flowgraphy
The purpose of this project is to quantify normal and abnormal skin blood flow regionally in different areas of the body(face, extremities, over burns and wounds) at baseline and over time in response to treatment or…
- Conditions
- Hypertension, Heart Failure, Vascular Ischemia, Burns
- Trial name
- NCT03660618
- Testing
- laser speckle flowgraphy
- Where
- United States
- Volunteers
- 1 people, healthy volunteers welcome
- Sponsor
- Randy Kardon
Interstitial Cystitis/Painful Bladder Syndrome, Myofascial Pelvic Pain
Interstitial Cystitis: Examination of the Central Autonomic Network
This proposal aims to move the science of chronic pelvic pain (CPP) from simple associations towards an investigation of cause and effect relationships.
- Trial name
- ICECAN (NCT03008382)
- Testing
- Metoprolol Tartrate Oral Tablet, No intervention- observational sub-study
- Where
- 2 sites in United States
- Volunteers
- 72 people, healthy volunteers welcome
- Sponsor
- Virginia Commonwealth University
Healthy
Study to Evaluate Safety, Tolerability and Pharmacokinetics of rhNGF Eye Drops in Healthy Volunteers
The primary objective of this study is to assess the safety and tolerability of single and multiple ascending doses of rhNGF when administered as eye drops in healthy subjects.
- Trial name
- NGF0112 (NCT01744704)
- Testing
- rhNGF 0.5 µg/mL Sentinel, rhNGF 5 µg/mL Sentinel, rhNGF 20 µg/mL Sentinel
- Where
- 2 sites in Switzerland, United Kingdom
- Volunteers
- 74 people, healthy volunteers welcome
- Sponsor
- Dompé Farmaceutici S.p.A
Autonomic Nervous System Imbalance, Blood Pressure
Short-term Cardiovascular Benefits of Wearing Particulate-filtering Respirators
An intervention study to assess the short-term cardiovascular effects of reducing personal air pollution exposure by wearing particulate filtering respirators.
- Conditions
- Autonomic Nervous System Imbalance, Blood Pressure, Inflammation, Vasoconstriction
- Trial name
- NCT02238028
- Testing
- Wear respirator
- Where
- China
- Volunteers
- 28 people, healthy volunteers welcome
- Sponsor
- Fudan University
Hypertension, Diabetes
Free Fatty Acids-Induced Hypertension in Obese Subjects (Aim #2)
The purpose of this study is to see if salsalate, an Nuclear factor-kappaB (NF-κB) mediated inflammation inhibitor, or carvedilol, an α- and β-blocker, will protect against free fatty acid induced hypertension, insulin…
- Trial name
- FFAADA (NCT02406586)
- Testing
- Salsalate, Carvedilol, Intralipid 20%
- Where
- United States
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- Emory University
Progressive Supranuclear Palsy, Dementia With Lewy Bodies
In-Home Care for Patients With PSP and Related Disorders
Progressive Supranuclear Palsy and related disorders (PRD) are debilitating, costly, and understudied conditions. Improving access to comprehensive, specialized, in-home patient care offers the potential to minimize the downward…
- Conditions
- Progressive Supranuclear Palsy, Dementia With Lewy Bodies, Multiple System Atrophy, Corticobasal Syndrome
- Trial name
- NCT03552484
- Testing
- Home Visit Program, Usual Care/Online Survey
- Where
- United States
- Volunteers
- 56 people, healthy volunteers welcome
- Sponsor
- Rush University Medical Center
Diabetes Mellitus, Type 1, Hypoglycemia
Novel Approach for the Prevention of Hypoglycemia Associated Autonomic Failure (HAAF)
The overall goal of this study is to develop a new and practical way to prevent the development of Hypoglycemia Associated Autonomic Failure (HAAF), which is unawareness of hypoglycemia (low blood sugar) in individuals with…
- Conditions
- Diabetes Mellitus, Type 1, Hypoglycemia, Hypoglycemia Unawareness
- Trial name
- NCT03608163
- Testing
- Naloxone, Diazoxide
- Where
- United States
- Volunteers
- 4 people, healthy volunteers welcome
- Sponsor
- Albert Einstein College of Medicine
Postural Tachycardia Syndrome, Autonomic Dysfunction
Non-invasive Vagal Neurostimulation (nVNS) in Adolescents With Postural Orthostatic Tachycardia Syndrome (POTS)
The purpose of this study is to determine if nVNS will decrease autonomic symptom intensity (COMPASS-31 and Child Functional Disability Inventory) in adolescent patients with postural orthostatic tachycardia syndrome (POTS) in…
- Conditions
- Postural Tachycardia Syndrome, Autonomic Dysfunction, Postural Orthostatic Tachycardia Syndrome, POTS - Postural Orthostatic Tachycardia Syndrome
- Trial name
- NCT06268288
- Testing
- GammaCore intervention, STEPS management protocol
- Where
- 2 sites in United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Mayo Clinic
Memory, Sleep
Autonomic Mechanisms of Sleep-dependent Memory Consolidation
The goal of the proposed project is to identify the impact vagal activity during sleep for memory formation. Nearly 100 years of research contends that sleep plays a critical role in memory consolidation (i.e.
- Trial name
- MemS (NCT04021797)
- Testing
- transcutaneous vagal nerve stimulation
- Where
- United States
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- University of California, San Francisco