Clinical trials: Autonomic Failure
Hypoglycemia, Diabetes Mellitus, Type 1
Comparison Between Hypoglycemic Counter Regulatory Responses in Type 1 Diabetics vs Control Subjects
This study compares the hypoglycemic counter regulatory response in type 1 diabetics and in healthy control subjects with and without antecedent hypoglycemia
- Trial name
- NCT03034226
- Testing
- Glucose clamp technique
- Where
- Denmark
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- University of Aarhus
Autonomic Nervous System Diseases, Baroreflex Failure
Effects of Water and Glucose Drinks on Cardiovascular Function in Subjects With and Without Postprandial Hypotension
To determine whether the changes in blood pressure (BP) which occur following meals in normal people and patients who have substantial falls in BP after a meal postprandial hypotension (PPH)) are associated with changes in…
- Conditions
- Autonomic Nervous System Diseases, Baroreflex Failure, Blood Pressure, Hypotension
- Trial name
- NCT02713412
- Testing
- Glucose, Water
- Volunteers
- 8 people, healthy volunteers welcome
- Sponsor
- Royal Adelaide Hospital
Hypertension, Pure Autonomic Failure
Nitric Oxide and the Autonomic Nervous System
The amount of blood flowing to the different parts of the body is regulated by the autonomic (automatic) nerves and by local factors produced by the blood vessels.
- Trial name
- NCT00178919
- Testing
- L-NMMA, Trimethaphan
- Where
- United States
- Volunteers
- 112 people, healthy volunteers welcome
- Sponsor
- Vanderbilt University
Heart Failure, Autonomic Nervous System Imbalance
Evaluation of the Six Minute Walk Test and Other Instruments in Heart Failure
The purpose of this study is to assess functional capacity, quality of life and functioning of the autonomic nervous system in heart failure patients on beta-blocker treatment.
- Conditions
- Heart Failure, Autonomic Nervous System Imbalance, Heart Rate and Rhythm Disorders, Quality of Life
- Trial name
- NCT01736137
- Testing
- Six minute walk test
- Where
- Brazil
- Volunteers
- 17 people, healthy volunteers welcome
- Sponsor
- Federal University of Uberlandia
Diabetic Retinopathy, Macular Degeneration
Advancing Understanding of Transportation Options
This Stage II randomized, controlled, longitudinal trial seeks to assess the acceptability, feasibility, and effects of a driving decision aid use among geriatric patients and providers.
- Conditions
- Diabetic Retinopathy, Macular Degeneration, Glaucoma, Retinitis Pigmentosa
- Trial name
- AUTO (NCT04141891)
- Testing
- Driving Decision Aid, Older Drivers Website
- Where
- 3 sites in United States
- Volunteers
- 529 people, healthy volunteers welcome
- Sponsor
- University of Colorado, Denver
Hart Failure With Reduced Ejection Fraction
Magnesphere for Autonomic Alteration
To evaluate the physiologic effects of an electromagnetic resonator(EMF) on autonomic nervous system tone modulation through measurement of heart rate variability(HRV).
- Trial name
- NCT04207476
- Testing
- EMF
- Where
- United States
- Volunteers
- healthy volunteers welcome
- Sponsor
- University of Oklahoma
Cardiovascular Diseases, Cardiovascular Diseases Risk
Cor360: Clinician-Facing Broad-Spectrum Cardiac Phenotyping and Risk Assessment Using COR® Wearable ECG to Inform Outcomes-Oriented Care Pathways
Cor360 is an observational study evaluating whether extended wearable electrocardiogram (ECG) data can support broad-spectrum cardiac phenotyping and risk assessment beyond conventional single-purpose ambulatory rhythm…
- Conditions
- Cardiovascular Diseases, Cardiovascular Diseases Risk, Cardiac Conduction System Disease, Bundle/Fascicular Abnormalities
- Trial name
- Cor360 (NCT07775976)
- Testing
- COR Wearable ECG Monitoring, Cor360 Clinician-Facing Decision-Aid Reporting
- Where
- 2 sites in United States
- Volunteers
- 1,000 people, healthy volunteers welcome
- Sponsor
- Peerbridge Health, Inc
Type 1 Diabetes
Hypoglycemia Associated Autonomic Failure in Type 1 DM
It is unclear what effect selective serotonin reuptake inhibitors (SSRIs) have on hypoglycemia. Thus, the American Hospital Formulary Service recommends careful monitoring of blood glucose levels in all patients with diabetes…
- Trial name
- NCT00592670
- Testing
- Fluoxetine
- Where
- United States
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- Vanderbilt University
POTS - Postural Orthostatic Tachycardia Syndrome
Does a Periaqueductal Gray-vagus Nerve Interface Malfunction Explain the Nat hx With Its Numerous Co-morbidities?
Postural tachycardia syndrome (POTS) is a common and disabling disorder among adolescents. No epidemiologic data exist to support the often cited 0.5 to 2% prevalence.
- Trial name
- NCT06616363
- Testing
- Questionnaires to be competed, Provide list of medication and lifetime events, Use phone App to record new life events
- Where
- United States
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Virginia Commonwealth University
Type 1 Diabetes, Hypoglycemia Associated Autonomic Failure
Hypoglycemia Associated Autonomic Failure in Type 1 Diabetes Mellitus (DM)
Exercise is a cornerstone of diabetes management. It helps reduce blood pressure, promote weight loss, lower insulin resistance and improve glucose and lipid (triglyceride and HDL-cholesterol) profiles.
- Trial name
- NCT01672255
- Testing
- Fluoxetine
- Where
- United States
- Volunteers
- 64 people, healthy volunteers welcome
- Sponsor
- University of Maryland, Baltimore
Heart Failure, Chagas Disease
Effect of Ganglionar Electrical Stimulation on Central Arterial Pressure
This study will evaluate the applications of ganglionar electrical stimulation in patients with Chagas Disease and Ischemic Heart Failure patients.
- Trial name
- NCT01874795
- Testing
- TENS
- Where
- Brazil
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- University of Brasilia
Amyotrophic Lateral Sclerosis (ALS), Angina, Stable
Quest to Analyze One Thousand Humans Meditating
This study will be focused on assessing the molecular, physiological, and emotional correlates of an intensive meditation experience in the context of a retreat setting in a large 2000 plus-person cohort comprised of healthy and…
- Conditions
- Amyotrophic Lateral Sclerosis (ALS), Angina, Stable, Anxiety, Asthma
- Trial name
- QUANTUM (NCT06583395)
- Testing
- Advanced multi-component meditation practice
- Where
- United States
- Volunteers
- 3,000 people, healthy volunteers welcome
- Sponsor
- Tobias Moeller-Bertram
Autonomic Dysfunction, Chronic Renal Failure
Autonomic Dysfunction and Inflammation in Chronic Hemodialysis Patients
This study investigates the relationship between autonomic dysfunction and chronic inflammation in hemodialysis patients.
- Trial name
- NCT00878033
- Where
- Germany
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- Martin-Luther-Universität Halle-Wittenberg
Type 1 Diabetes
Hypoglycemia Associated Autonomic Failure in Type 1 Diabetes Mellitus
Elevations of plasma cortisol, a stress hormone, during prior episodes of low blood sugar (hypoglycemia) appear to be responsible for the deficient responses during subsequent hypoglycemia.
- Trial name
- NCT00607646
- Testing
- Dehydroepiandrosterone
- Where
- United States
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- University of Maryland, Baltimore
Autonomic Nervous System Disease, Healthy
Study of Norepinephrine Levels and Sympathetic Nervous System Activity
Brain and nerve cells communicate with each other by releasing and picking up chemicals called neurotransmitters. Norepinephrine is a neurotransmitter used by part of the nervous system activated during stress called the…
- Conditions
- Autonomic Nervous System Disease, Healthy, Hypertension
- Trial name
- NCT00001329
- Where
- United States
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- National Institute of Neurological Disorders and Stroke (NINDS)
Type 1 Diabetes
Hypoglycemia Associated Autonomic Failure in Type 1 DM, Q2
Alprazolam (Xanax) will blunt the body's ability to defend itself from low blood sugar.
- Trial name
- NCT00592332
- Testing
- Alprazolam, control group
- Where
- United States
- Volunteers
- 56 people, healthy volunteers welcome
- Sponsor
- Vanderbilt University
Autonomic Failure, Pure Autonomic Failure
[18F]F-DOPA Imaging in Patients With Autonomic Failure
Alpha-synucleinopathies refer to age-related neurodegenerative and dementing disorders, characterized by the accumulation of alpha-synuclein in neurons and/or glia.
- Conditions
- Autonomic Failure, Pure Autonomic Failure, Parkinson Disease, Multiple System Atrophy
- Trial name
- NCT04246437
- Testing
- [18F]FDOPA, Carbidopa 200mg oral dose, Entacapone 400mg oral dose
- Where
- United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Daniel Claassen