Clinical trials: Postural Tachycardia Syndrome
Postural Tachycardia Syndrome
The Effect of Ivabradine on Patients With Postural Tachycardia Syndrome
The purpose of this study is to determine whether Ivabradine is an effective treatment for postural tachycardia syndrome.
- Trial name
- NCT01761825
- Testing
- ivabradine
- Volunteers
- 20 people
- Sponsor
- Tel-Aviv Sourasky Medical Center
Persistent Physical Symptoms (PPS)
CBT Plus SMC Compared to SMC for Persistent Physical Symptoms in Secondary Care (PRINCE)
Brief Summary: Persistent Physical Symptoms (PPS), also known as medically unexplained symptoms (MUS) is a term used to describe a range of persistent bodily symptoms for which the exact cause is unclear.
- Trial name
- PRINCE (NCT02426788)
- Testing
- Cognitive behavioural therapy (CBT)
- Where
- 7 sites in United Kingdom
- Volunteers
- 324 people
- Sponsor
- King's College London
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
CAlgary SAlt for POTS
Many patients with postural orthostatic tachycardia syndrome (POTS) have decreased plasma volume. Current POTS guidelines recommend ~10 g of salt and 2-3 L of fluid per day.
- Trial name
- CASA-POTS (NCT05924646)
- Testing
- Sodium Chloride Capsules, Microcystalline Cellulose Capsules
- Where
- Canada
- Volunteers
- 50 people
- Sponsor
- University of Calgary
Vasovagal Syncope, Postural Tachycardia Syndrome
Mechanisms of Vasovagal Syncope
Vasovagal Syncope (simple postural faint) is the most common cause of acute loss of consciousness. Postural tachycardia syndrome(POTS) is the most common chronic form of postural lightheadedness.
- Trial name
- NCT01791816
- Testing
- Phenylephrine, L-Ng-monomethyl Arginine (L-NMMA)
- Where
- United States
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- New York Medical College
Arrhythmias, Cardiac
Biospecimen Repository for Cardiac Arrhythmias at the Cleveland Clinic
Biorepository of blood and or tissue samples from patients presenting with cardiac arrhythmia syndromes.
- Trial name
- NCT00921986
- Where
- United States
- Volunteers
- 2,000 people, healthy volunteers welcome
- Sponsor
- The Cleveland Clinic
Vasovagal Syndrome VVS, Cardioinhibitory Carotid Sinus Syndrome CSS
POLish Registry of CArdioneuroablation and CArdioneuromodulation
The multicentre observational study POL-CA involves a wide spectrum of patients with a history of syncopy. The study recruits patients with diagnosed vasovagal syndrome, cardioinhibitory carotid sinus syndrome, symptomatic sinus…
- Conditions
- Vasovagal Syndrome VVS, Cardioinhibitory Carotid Sinus Syndrome CSS, Symptomatic Sinus Bradycardia SB or Atrioventricular Block AV, Postural Orthostatic Tachycardia Syndrome POTS
- Trial name
- POL-CA (NCT07196397)
- Testing
- cardioneuroablation, SN sparing hybrid ablation, Cardiac sympathetic denervation
- Where
- Poland
- Volunteers
- 1,000 people
- Sponsor
- SABAMED Medical Center Ltd.
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
Tachycardia, Chronic Orthostatic Intolerance
Treatment of Orthostatic Intolerance
This trial is designed to study the effects of various mechanistically unique medications in controlling excessive increases in heart rate with standing and in improving the symptoms of orthostatic intolerance in patients with…
- Trial name
- NCT00262470
- Testing
- Acetazolamide, Atomoxetine, NO Drug
- Where
- United States
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- Satish R. Raj
Postural Orthostatic Tachycardia Syndrome
High Sodium Diet and External Abdominal Compression in POTS
The investigators will test to determine if an external Automated Abdominal Binder (non-commercial product) during high sodium diet improves orthostatic tolerance, compared to wearing the binder during a low sodium diet session.
- Trial name
- NCT01771484
- Testing
- External automated abdominal binder
- Where
- United States
- Volunteers
- 13 people
- Sponsor
- Vanderbilt University
Postural Orthostatic Tachycardia Syndrome
Dietary Sodium's Effect on Urinary Sodium and Dopamine Excretion in Patients With Postural Tachycardia Syndrome
Patients with Postural Tachycardia Syndrome (POTS) may not adequately expand their plasma volume in response to a high sodium diet.
- Trial name
- NCT01563107
- Testing
- Plasma Volume, Exercise Capacity Test - Bicycle, Posture Study
- Where
- United States
- Volunteers
- 38 people, healthy volunteers welcome
- Sponsor
- Vanderbilt University Medical Center
Postural Orthostatic Tachycardia Syndrome, Hypocapnia
Chemoreflex and Baroreflex Alterations Causing Postural Tachycardia Syndrome With Orthostatic Hyperpnea and Hypocapnia
Postural tachycardia syndrome (POTS) is the most common chronic cause of postural lightheadedness, and upright confusion afflicting many Americans, mostly young women.
- Conditions
- Postural Orthostatic Tachycardia Syndrome, Hypocapnia, Hyperventilation
- Trial name
- NCT05923840
- Testing
- Chemoreflex Testing, Baroreflex testing, Orthostatic stress testing
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- New York Medical College
Postural Tachycardia Syndrome
Muscular and Cutaneous Dysfunction in POTS
POTS patients seem to experience orthostasis-dependent muscle weakness and pain as well as increased muscle fatigue upon physical activity, which can be improved by regular aerobic exercise.
- Trial name
- NCT04170725
- Testing
- Patient and Healthy Volunteers training protocol
- Where
- Switzerland
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- Insel Gruppe AG, University Hospital Bern
Postural Tachycardia Syndrome
Cognitive Dysfunction in Postural Tachycardia Syndrome
A common complaint among people with Postural Tachycardia Syndrome (POTS) is "brain fog" or difficulty concentrating. This is very poorly understood.
- Trial name
- NCT01366963
- Testing
- Seated Measurements, Standing Measurements, Self-Administered Surveys
- Where
- United States
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Vanderbilt 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
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
Postural Orthostatic Tachycardia Syndrome
Effect of Ivabradine on Patients With Postural Orthostatic Tachycardia Syndrome
Postural orthostatic tachycardia syndrome (POTS) occurs in approximately 500,000 Americans, but predominates in women with a 5:1 ratio.
- Trial name
- POTS (NCT03182725)
- Testing
- Ivabradine
- Where
- United States
- Volunteers
- 37 people
- Sponsor
- University of California, San Diego
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
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
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