Clinical trials: Orthostatic Intolerance, open to volunteers
Post-Acute COVID-19 Syndrome, ME/CFS
Unhide® Project: A Digital Health Platform to Collect Lifestyle Data for Brain Inflammation Research
The unhide® Project is a non-interventional, longitudinal research study designed to establish a secure data repository of demographic, health, and lifestyle information from individuals with brain inflammation and related…
- Conditions
- Post-Acute COVID-19 Syndrome, ME/CFS, Rheumatic Arthritis, Juvenile Rheumatoid Arthritis (JRA)
- Trial name
- NCT04806620
- Where
- United States
- Volunteers
- 10,000 people, healthy volunteers welcome
- Sponsor
- Brain Inflammation Collaborative
Autonomic Neuropathy, Ehlers-Danlos Syndrome Hypermobility Type
Autonomic Small Fiber Neuropathy and Ehlers Danlos Syndromes - Prospective Study and Registry
We examine patients with different autonomic neuropathies and Ehlers Danlos syndromes compared to healthy controls at three different points over time (baseline, after 3 months and after 1.5 years) to gain knowledge about the…
- Conditions
- Autonomic Neuropathy, Ehlers-Danlos Syndrome Hypermobility Type, Small Fiber Neuropathy, Postural Tachycardia Syndrome
- Trial name
- ProANS (NCT04310644)
- Testing
- No intervention planned, but all patients get our standart treatment
- Where
- Germany
- Volunteers
- 200 people
- Sponsor
- RWTH Aachen University
Hypertension, Elevated Blood Pressure
Blood Pressure Following Isometric Exercise in Inactive Adults
This study investigates how isometric exercise training (IET) affects blood pressure in physically inactive adults. Isometric exercise involves sustained muscle contractions without movement-for example, pushing against a fixed…
- Conditions
- Hypertension, Elevated Blood Pressure, Sedentary Lifestlye
- Trial name
- BELIEF-BP (NCT06937164)
- Testing
- Isometric Exercise Training (IET), Expectation-Enhancing Informational Framing
- Where
- United Kingdom
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- Canterbury Christ Church University
Postural Tachycardia Syndrome
The Impact of Improved Vagal Function on Periaqueductal Gray Connectivity
This study is being to see if participating in breathing exercise training and practicing this training will help with Postural tachycardia syndrome (POTS).
- Trial name
- NCT05618067
- Testing
- breathing exercise training
- Where
- United States
- Volunteers
- 12 people
- Sponsor
- Virginia Commonwealth University
Postural Orthostatic Tachycardia Syndrome (POTS)
Tragus Stimulation for POTS Treatment
Postural Tachycardia Syndrome (POTS) is a form of dysautonomia characterized by an abnormal cardiovascular response to orthostatic challenges.
- Trial name
- TREAT-POTS (NCT07163130)
- Testing
- Transcutaneous auricular vagus nerve stimulation
- Volunteers
- 24 people
- Sponsor
- Aristotle University Of Thessaloniki
Postural Orthostatic Tachycardia Syndrome (POTS), Healthy
POTS-FLOW: Interplay Between Gut Hormones and Autonomic Postprandial Blood Flow Regulation in Patients With POTS
This study will describe the interplay between the gut hormones GIP and CCK and their regulation of blood flow to the large vessels in patients with Postural Orthostatic Tachycardia Syndrome (POTS) and GIP, CCK and GLP-1 in…
- Trial name
- GA22 (NCT07019519)
- Testing
- GIPR antagonist, GLP-1R antagonist, CCK agonist
- Where
- Denmark
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- University of Copenhagen
Postural Tachycardia Syndrome
Periaqueductal Gray-vagus Nerve Interface Malfunction Explain the Natural History With Its Numerous Co-morbidities?
This study is being conducted to see how people with Postural tachycardia syndrome (POTS) make sense of the things they see. The information may help doctors to learn more about how the different parts of people's brains…
- Trial name
- NCT05618054
- Testing
- Looming task
- Where
- United States
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- Virginia Commonwealth University
ME/CFS, Long COVID
LIFT: Life Improvement Trial
The LIFT will be conducted at Brigham and Women's Hospital (BWH) of Harvard Medical School, focusing on the effect of Pyridostigmine (Mestinon) and Low-Dose Naltrexone (LDN) in subjects aged 18-70 meeting the Canadian consensus…
- Conditions
- ME/CFS, Long COVID, PASC
- Trial name
- LIFT (NCT06366724)
- Testing
- Pyridostigmine, Low-Dose Naltrexone
- Where
- United States
- Volunteers
- 160 people
- Sponsor
- Brigham and Women's Hospital
Postural Tachycardia Syndrome
Crossover Study of Propranolol vs Ivabradine in POTS
1.0 BACKGROUND Postural tachycardia syndrome (POTS) is a disorder of chronic orthostatic intolerance characterized by symptoms of palpitations, lightheadedness, chest discomfort, shortness of breath, blurred vision, and mental…
- Trial name
- NCT04186286
- Testing
- Ivabradine 4-week course, Propranolol 4-week course
- Where
- Canada
- Volunteers
- 20 people
- Sponsor
- University of Calgary
Postural Orthostatic Tachycardia Syndrome, Post Acute Sequelae of SARS CoV 2 Infection
NC Testing in LC & POTS
Patients with Postural Orthostatic Tachycardia Syndrome (POTS) and Post-Acute Sequelae of COVID (PASC, or "Long COVID") experience cognitive dysfunction.
- Trial name
- NCT05914649
- Testing
- IV normal saline (999 mL infusion), IV normal saline (50 mL infusion)
- Where
- Canada
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- University of Calgary
Postural Orthostatic Tachycardia Syndrome, Postural Tachycardia Syndrome
Autoimmune Basis for Postural Tachycardia Syndrome
The purpose of this study is to see if some people with postural tachycardia syndrome (POTS) have higher levels of immune proteins (autoantibodies) directed against receptors of the autonomic nervous system, and if these…
- Conditions
- Postural Orthostatic Tachycardia Syndrome, Postural Tachycardia Syndrome, Tachycardia, Arrhythmias, Cardiac
- Trial name
- NCT02725060
- Testing
- phenylephrine, isoproterenol, 25 micro-Ci of radiation
- Where
- 2 sites in United States
- Volunteers
- 58 people, healthy volunteers welcome
- Sponsor
- Vanderbilt University Medical Center
Vasovagal Syncope
Assessment of Stroke Volume and Cardiac Output in Response to Varying Heart Rates
The investigators will seek to determine the effects of different heart rates on both stroke volume and cardiac output using non-invasive hemodynamic assessments.
- Trial name
- Pacing_SV (NCT03446326)
- Testing
- Pacing
- Where
- Canada
- Volunteers
- 25 people
- Sponsor
- University of Calgary
Inappropriate Sinus Tachycardia, Postural Tachycardia Syndrome
Inappropriate Sinus Tachycardia Registry
The primary objective of this registry is to capture real-world safety and performance data on AtriCure devices used to ablate cardiac tissue when treating Inappropriate Sinus Tachycardia (IST) or Postural Tachycardia Syndrome…
- Trial name
- NCT05107635
- Testing
- AtriCure Commercially Available Devices
- Where
- 15 sites in United States, Belgium and 2 more
- Volunteers
- 500 people
- Sponsor
- AtriCure, Inc.
Cardiac Pacemaker, Arrythmia
Aveir DR Real-World Evidence Post-Approval Study
The purpose of this post-approval study is to evaluate the long-term safety of the dual-chamber Aveir DR leadless pacemaker using real-world evidence methods.
- Conditions
- Cardiac Pacemaker, Arrythmia, Bradycardia
- Trial name
- NCT05935007
- Testing
- Aveir DR Leadless Pacemaker System
- Where
- United States
- Volunteers
- 1,805 people
- Sponsor
- Abbott Medical Devices
Spinal Cord Injuries, Hypotension
Impact of Transcutaneous Spinal Stimulation on Blood Pressure and Orthostasis in Spinal Cord Injury
The purpose of this study is to learn whether stimulation applied to the spinal cord through the skin (called transcutaneous spinal stimulation) can help control blood pressure in people with a spinal cord injury.
- Conditions
- Spinal Cord Injuries, Hypotension, Orthostatic Hypotension, Spinal Cord Diseases
- Trial name
- (SCI) (NCT07674511)
- Testing
- Tilt test with stimulation (real-time effects): Intervention 1, 20 sessions of stimulation (Intervention 2)
- Where
- United States
- Volunteers
- 10 people
- Sponsor
- Kessler Foundation
Orthostatic Hypotension, Heart Rate
Effects of Breathing Retraining Exercises in Pregnant Females With Postural Orthostatic Tachycardia Syndrome.
Postural orthostatic tachycardia POTS is characterized by excessive increase in heart rate when moving from lying to standing position, often accompanied by symptoms such as dizziness, fatigue, brain fog, lightheadedness, rapid…
- Conditions
- Orthostatic Hypotension, Heart Rate, Blood Pressure
- Trial name
- NCT07579026
- Testing
- diaphragmatic breathing exercise, educational retraining
- Where
- Pakistan
- Volunteers
- 44 people
- Sponsor
- Riphah International University
Spinal Cord Injury
Cardiovascular Autonomic Function After Resistance Training
The purpose of this clinical trial is to evaluate whether an 8-week upper-limb resistance training program improves cardiovascular autonomic function in adults with chronic spinal cord injury (SCI).
- Trial name
- NCT07725952
- Testing
- Upper-Limb Resistance Training
- Where
- South Korea
- Volunteers
- 20 people
- Sponsor
- Pusan National University Yangsan Hospital
Syncope, Neurogenic, Syncope
Efficacy of a Right-sided Ablation of the Anterior Ganglionated Plexus for Neurally Mediated Syncope
The third study on CardNM (CardNMH3 study) is a multicenter, double-blind, randomized trial with a sham control group investigating the efficacy and safety of a computed tomography (CT)-guided, right-sided ablation of the…
- Trial name
- CardNMH3 (NCT04755101)
- Testing
- EPS, electro-anatomical mapping, ARGP ablation, and pharmacological evaluation., EPS, electro-anatomical mapping, and pharmacological evaluation.
- Where
- 3 sites in Belgium
- Volunteers
- 110 people
- Sponsor
- Imelda Hospital, Bonheiden
Orthostatic Hypotension, Neurogenic Orthostatic Hypotension
Hypercapnia in Orthostatic Hypotension
The Autonomic (or "automatic") Nervous System (ANS) regulates internal processes, including control of heart rate and blood pressure (BP).
- Trial name
- NCT05295810
- Testing
- Sequential Gas Delivery
- Where
- Canada
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- University of Calgary
Pre Diabetes, Obesity
Stand up for Your Health With a Sit-stand Desk
More than 84 million - or 1 out of every 3 U.S. adults - have prediabetes, a condition that if not treated often leads to type 2 diabetes within five years.
- Conditions
- Pre Diabetes, Obesity, Metabolic Syndrome, Sedentary Behavior
- Trial name
- NCT05585190
- Testing
- Control, Sit-Stand Desk at Work
- Where
- United States
- Volunteers
- 198 people
- Sponsor
- Medical College of Wisconsin