Clinical trials: Orthostatic Intolerance, open to volunteers
Autonomic Failure, Pure Autonomic Failure
CPAP for the Treatment of Supine Hypertension
This study aims to learn about the effects of continuous positive airway pressure (CPAP) on people with autonomic failure and high blood pressure when lying down (supine hypertension) to determine if it can be used to treat their…
- Conditions
- Autonomic Failure, Pure Autonomic Failure, Multiple System Atrophy, Parkinson Disease
- Trial name
- NCT05489575
- Testing
- Active CPAP, Sleeping in a head-up tilt (HUT) position
- Where
- United States
- Volunteers
- 59 people
- Sponsor
- Vanderbilt University Medical Center
Orthostatic Intolerance
Effects of Age, Sex and Isometric Exercise on Ventricular-Vascular Interactions During Cardiac Unloading
As people get older, especially women, they often feel dizzy or even faint when they go from sitting or lying down to standing up.
- Trial name
- Unload heart (NCT06939153)
- Testing
- LBNP, LBNP + Isometric handgrip exercise
- Where
- United States
- Volunteers
- 64 people, healthy volunteers welcome
- Sponsor
- Tracy Baynard
Reflex Syncope
Implantable Loop Recorder and Cardioneuroblation
The study aims to determine which method of vagal ganglia ablation is most effective in preventing recurrences of reflex asystole syncope.
- Trial name
- ILR-CNA (NCT07162740)
- Testing
- Right atrial ablation, Bi-atrial ablation
- Where
- Italy
- Volunteers
- 50 people
- Sponsor
- Istituto Auxologico Italiano
Hypotension Symptomatic, Parkinson's Disease
Epidural Electrical Stimulation to Support Hemodynamic Management in Individuals With Parkinson's Disease
The PD-HemON study aims to evaluate the safety and preliminary efficacy of ARC-IM Therapy (Epidural Electrical Stimulation) to support hemodynamic management in people with typical and atypical Parkinson's Disease, who suffer…
- Conditions
- Hypotension Symptomatic, Parkinson's Disease, Orthostatic Hypotension, Dysautonomic, Multiple System Atrophy (MSA) With Orthostatic Hypotension
- Trial name
- PD-HemON (NCT06920134)
- Testing
- ARC-IM Investigational System
- Where
- Switzerland
- Volunteers
- 5 people
- Sponsor
- Ecole Polytechnique Fédérale de Lausanne
Orthostatic; Hypotension, Neurogenic, Autonomic Failure
Use of Accelerometer for Quantification of Neurogenic Orthostatic Hypotension Symptoms
The objective of this study is to find a more objective and accurate way to assess the efficacy of the treatment for neurogenic orthostatic hypotension.
- Conditions
- Orthostatic; Hypotension, Neurogenic, Autonomic Failure, Pure Autonomic Failure, Multiple System Atrophy
- Trial name
- NCT04782830
- Testing
- Accelerometer, Midodrine or atomoxetine pill
- Where
- United States
- Volunteers
- 29 people
- Sponsor
- Vanderbilt University Medical Center
Colorectal Neoplasia, Screening Colonoscopy
Total Underwater Colonoscopy (TUC) for Improved Colorectal Cancer Screening: A Randomized Controlled Trial
Colorectal cancer (CRC), the third most diagnosed cancer and second most common cause of cancer death. CRCs develop from precursors like adenomas (about 70% of CRCs) or serrated lesions (SSLs) (about 25-30% of CRCs).
- Conditions
- Colorectal Neoplasia, Screening Colonoscopy, Colorectal Cancer, Colorectal Cancer Screening
- Trial name
- NCT06333392
- Testing
- Total underwater colonoscopy, Conventional colonoscopy
- Where
- 5 sites in Norway, Sweden
- Volunteers
- 1,070 people
- Sponsor
- Vestre Viken Hospital Trust
Spinal Cord Injuries, Spinal Cord Diseases
Spinal Cord Transcutaneous Stimulation Effect on Blood Pressure in Acute Spinal Cord Injury (SCI)
The goal of this clinical trial is to evaluate the effect of transcutaneous spinal cord stimulation on blood pressure in individuals with an acute spinal cord injury (within 30 days of injury).
- Conditions
- Spinal Cord Injuries, Spinal Cord Diseases, Trauma, Nervous System, Nervous System Diseases
- Trial name
- SCI (NCT05731986)
- Testing
- Orthostatic challenge, Biostim-5 transcutaneous spinal stimulation - Mapping, Biostim-5 transcutaneous spinal stimulation - "Optimal" testing
- Where
- United States
- Volunteers
- 12 people
- Sponsor
- Kessler Foundation
Vasovagal Syncope (VVS), Syncope
A Proof of Principle Study of Ondansetron for the Prevention of Vasovagal Syncope: The Eleventh Prevention of Syncope Trial (POST11)
About 20% of adults faint recurrently. These patients are often highly symptomatic, have problems with employment and driving, can be injured, and have poor quality of life.
- Trial name
- POST 11 (NCT05755737)
- Testing
- Ondansetron
- Where
- Canada
- Volunteers
- 70 people
- Sponsor
- University of Calgary
Syncope, Vasovagal, Postural Orthostatic Tachycardia Syndrome
Paediatric Syncope in the Emergency Department
The investigators will assess the efficacy of clinically recommended counterpressure maneuvers (CPM) in preventing syncope for paediatric patients.
- Conditions
- Syncope, Vasovagal, Postural Orthostatic Tachycardia Syndrome, Orthostatic Intolerance
- Trial name
- DETECT-ED (NCT05555771)
- Testing
- Counterpressure Maneuvers, Usual Care
- Where
- Canada
- Volunteers
- 300 people
- Sponsor
- Dr. Victoria Claydon
Syncope, Pacemaker
Syncope-Asystole Latency Time in Tilt Table Test: The SALT-TILT Study
Syncope is a common presenting condition. Pacemaker implantation can significantly reduce syncope recurrences in reflex syncope.
- Conditions
- Syncope, Pacemaker, Asystole, Neurally Mediated Syncope
- Trial name
- SALT-TILT (NCT06356207)
- Testing
- Tilt Table Test
- Where
- Italy
- Volunteers
- 64 people
- Sponsor
- Azienda Ospedaliera di Bolzano
Post-Acute COVID-19 Syndrome, Postural Tachycardia Syndrome (POTS)
Effect of 2-HOBA in Persistent Immune Activation in Long COVID POTS
Long COVID is defined by a range of symptoms affecting multiple organs that persist for more than three months following an acute SARS-CoV-2 infection.
- Conditions
- Post-Acute COVID-19 Syndrome, Postural Tachycardia Syndrome (POTS), SARS CoV 2 Infection, Long COVID19
- Trial name
- NCT07189936
- Testing
- To Measure levels of circulating monocyte/ T cell doublets at Baseline, To measure levels of circulating monocyte/ T cell doublets after 28 days of 2 HOBA treatment, To Measure Splanchnic venous capacitance after 28 days of Treatment with 2HOBA
- Where
- United States
- Volunteers
- 50 people
- Sponsor
- Vanderbilt University Medical Center
Sarcopenia, Fatigue
Association Between Sarcopenia, Fatigue and Orthostatic Intolerance in Geriatric Patients: A Case Control Study
This study aims to explore the relationship between sarcopenia, fatigue, and orthostatic intolerance in older adults. It will be conducted among geriatric patients attending Ain Shams University Hospitals.
- Conditions
- Sarcopenia, Fatigue, Orthostatic Intolerance
- Trial name
- NCT07564830
- Where
- Egypt
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Ain Shams University
Postural Orthostatic Tachycardia Syndrome (POTS), Post-acute COVID-19 Syndromes
Effects of Auricular Vagus Nerve Stimulation Combined With Slow-paced Breathing on Individuals With Postural Orthostatic Tachycardia Syndrome.
This study investigates a non-pharmacological treatment approach for Postural Orthostatic Tachycardia Syndrome (POTS), a disorder of the autonomic nervous system characterized by an excessive increase in heart rate upon standing.
- Trial name
- NCT06996314
- Testing
- TVNS + Slow-Paced Breathing (TVNS+SDB), TVNS without Breathing Training (TVNS+NB)
- Volunteers
- 100 people
- Sponsor
- Ali Kapan
Postural Tachycardia Syndrome
Ultrasound Guided Stellate Ganglion Block in Postural Tachycardia Syndrome
This single-center study aims to evaluate both immediate and long-term outcomes of stellate ganglion block (SGB) in a cohort of rigorously phenotyped patients with Postural Tachycardia Syndrome (POTS).
- Trial name
- NCT06953661
- Testing
- Stellate ganglion block, Ropivacaine, Normal saline
- Where
- 2 sites in United States
- Volunteers
- 20 people
- Sponsor
- Stanford University
POTS - Postural Orthostatic Tachycardia Syndrome
RESET-POTS: Multimodal Phenotyping and Stellate Ganglion Block in Postural Orthostatic Tachycardia Syndrome
RESET-POTS is a pilot study for adults with postural orthostatic tachycardia syndrome (POTS), a condition that can cause a rapid increase in heart rate, dizziness, weakness, fatigue and other symptoms when standing.
- Trial name
- RESET-POTS (NCT07837804)
- Testing
- Bilateral Sequential Stellate Ganglion Block
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- University Medical Centre Ljubljana
Idiopathic Hypersomnia, POTS - Postural Orthostatic Tachycardia Syndrome
Effect of Low Sodium Oxybate (LXB) on Autonomic Symptom Burden in Idiopathic Hypersomnia Patients With Postural Tachycardia Syndrome
The investigators hope to learn if low sodium oxybate (LXB) is an effective treatment for symptoms of idiopathic hypersomnia (IH) and postural tachycardia syndrome (POTS).
- Trial name
- NCT07077278
- Testing
- Low sodium oxybate (LXB)
- Volunteers
- 25 people
- Sponsor
- Stanford University
Spinal Cord Injuries, Cardiovascular Diseases
Cardiopulmonary Changes Following Spinal Cord Stimulation in Individuals With Spinal Cord Injury
The aim of this study is to examine the mechanisms of transcutaneous spinal cord stimulation (tSCS) for improving cardiovascular and pulmonary function in individuals with chronic motor-complete spinal cord injury (SCI) by…
- Conditions
- Spinal Cord Injuries, Cardiovascular Diseases, Cardiopulmonary Diseases
- Trial name
- NCT06379711
- Testing
- Transcutaneous Spinal Cord Stimulation (tSCS)
- Where
- Canada
- Volunteers
- 22 people
- Sponsor
- University of British Columbia
Spinal Cord Injury, Autonomic Dysfunction
Non-invasive Spinal Cord Stimulation for Recovery of Autonomic Function After Spinal Cord Injury
This study is a pilot clinical trial to explore the efficacy of transcutaneous spinal cord stimulation (TCSCS) (proof-of-concept) in mitigating crucial autonomic dysfunctions that impact the health-related quality of life of…
- Conditions
- Spinal Cord Injury, Autonomic Dysfunction, Sexual Dysfunction, Neurogenic Bladder Dysfunction
- Trial name
- NCT05369520
- Testing
- TESCoN or SCONE device - Thoracic stimulation, TESCoN or SCONE device - Lumbosacral stimulation
- Where
- 2 sites in Canada
- Volunteers
- 30 people
- Sponsor
- University of British Columbia
Orthostatic Hypotension, Reflex Syncope
Fainting Detection And Early Warning In Syncope Evaluation Study (ARISE)
To characterize the impact of orthostatic hypotension (OH) and Vasovagal syncope on signals measured using a wearable Holter monitor in the clinic and ambulatory setting.
- Trial name
- ARISE (NCT07502599)
- Testing
- Wearable holter monitor
- Where
- United States
- Volunteers
- 40 people
- Sponsor
- Boston Scientific Corporation
Postural Tachycardia Syndrome, Orthostatic Intolerance
Hypercapnia and Orthostatic Tolerance in Postural Orthostatic Tachycardia Syndrome
The mechanism behind postural orthostatic tachycardia syndrome (POTS) involves many causes including a sympathetic nervous system problem.
- Trial name
- NCT04271878
- Testing
- RespirAct™ system (Thornhill Research Inc., Toronto, Canada)
- Where
- Canada
- Volunteers
- 26 people
- Sponsor
- University of Calgary