Clinical trials: Tachycardia
Healthy Participants
Renal Salt Handling in Postural Tachycardia Syndrome Following Dietary Dopa Administration
The purpose of this study is to learn how plants can play a role in gain/loss of sodium in the urine and in the regulation of blood pressure.
- Trial name
- NCT01064739
- Testing
- Fava beans, Fixed Sodium Diet
- Where
- United States
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- Vanderbilt University
Vomiting, Nausea
Exteriorized Versus In Situ Uterine Repair at Cesarean Delivery
This study was undertaken to compare the two techniques (exteriorized vs in situ) of uterine repair with respect to patient comfort, hemodynamic changes, surgical time and blood loss, in patients undergoing elective CD under a…
- Conditions
- Vomiting, Nausea, Pain, Hypotension
- Trial name
- NCT00452972
- Testing
- Spinal Anesthesia
- Where
- Canada
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Samuel Lunenfeld Research Institute, Mount Sinai Hospital
Ventricular Tachycardia
MANAGE-VT Registry - MANAGEment of Ventricular Tachycardia Outcomes Registry
Data collection registry for patients with ventricular tachycardia to help physicians give better care for patients clinically and procedurally.
- Trial name
- MANAGE-VT (NCT06455488)
- Testing
- Ventricular Tachycardia Ablation, ICD Implant, Antiarrhythmic drug
- Where
- United States
- Volunteers
- 130 people, healthy volunteers welcome
- Sponsor
- CorVita Science Foundation
Sudden Cardiac Death, Sudden Cardiac Arrest
Low QRS Voltages in Young Healthy Individuals and Athletes
There is some limited evidence that reduced size of electrical complexes/traces of the heart on the electrocardiogram (ECG) may be associated with scarring in the heart muscle, which may predispose to serious life-threatening…
- Conditions
- Sudden Cardiac Death, Sudden Cardiac Arrest, Sudden Cardiac Death Due to Cardiac Arrhythmia, Arrhythmogenic Right Ventricular Cardiomyopathy
- Trial name
- NCT05799833
- Testing
- Cardiovascular magnetic resonance scan - 3T scanner (Siemens Vida)
- Where
- United Kingdom
- Volunteers
- 240 people, healthy volunteers welcome
- Sponsor
- Imperial College London
Postural Tachycardia Syndrome, Orthostatic Intolerance
Sleep Actigraphy in Postural Tachycardia Syndrome (POTS)
We propose to use actigraphy (measured by activity watches) as a tool to quantify sleep disturbances in patients with orthostatic intolerance compared with healthy control subjects.
- Conditions
- Postural Tachycardia Syndrome, Orthostatic Intolerance, Sleep Disorders
- Trial name
- NCT00692471
- Testing
- Actigraphy Watch (motion sensors) with light sensors - ActiWatch from Minimitter
- Where
- United States
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Satish R. Raj
Cognitive Function 1, Social, Competence
Heart Rate Variability and Cognitive Load on Image-Based Virtual Reality Instructional Design in Otolaryngology
This study aims to compare heart rate variation, cognitive load, and learning outcomes of novel image-based virtual reality with traditional video in learning for otolaryngology.
- Conditions
- Cognitive Function 1, Social, Competence, Heart Rate Fast, Learning, Spatial
- Trial name
- NCT03501641
- Testing
- image-based virtual reality learning, video-based learning
- Where
- Taiwan
- Volunteers
- 64 people, healthy volunteers welcome
- Sponsor
- Chang Gung Memorial Hospital
Ventricular Tachycardia
Surpoint Algorithm for Improved Guidance of Ablation for Ventricular Tachycardia
Vistag SurPoint is a proprietary module that generates a numerical tag index which can be used as multiparametric lesion quality marker to guide ablation in the clinical setting for ablation of atrial arrhythmias.
- Trial name
- SURFIRE-VT (NCT05618717)
- Testing
- Radiofrequency Ablation
- Where
- United States
- Volunteers
- 103 people, healthy volunteers welcome
- Sponsor
- Rush University Medical Center
Postural Orthostatic Tachycardia Syndrome (POTS), POTS
Cardiovagal Baroreflex Deficits Impair Neurovascular Coupling and Cognition in POTS
Postural tachycardia syndrome (POTS), is the chronic form of orthostatic intolerance associated with excessive upright tachycardia, and occurs predominantly in young females (>85%).
- Conditions
- Postural Orthostatic Tachycardia Syndrome (POTS), POTS, Orthostatic Intolerance
- Trial name
- NCT03261570
- Testing
- Pyridostigmine, Digoxin
- Where
- United States
- Volunteers
- 51 people, healthy volunteers welcome
- Sponsor
- New York Medical College
Postural Tachycardia Syndrome
Autonomic Determinants of POTS - Pilot1
Postural tachycardia syndrome (POTS) is a relatively common condition affecting mostly otherwise healthy young women. It is the cause of significant disability and an impairment in quality of life.
- Trial name
- NCT04050410
- Testing
- Moxonidine
- Where
- United States
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- Vanderbilt University Medical Center
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
Long QT Syndrome, Sudden Cardiac Death
Electromechanical Profiling of the Long-QT Syndrome (LQTS)
High-resolution, non-invasive electromechanical mapping in genotyped long-QT syndrome patients and healthy controls at baseline and during smart provocation.
- Conditions
- Long QT Syndrome, Sudden Cardiac Death, Ventricular Tachycardia
- Trial name
- EMLoQ (NCT04074122)
- Testing
- Adenosine and epinephrine, isoprenaline provocation
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- Maastricht University Medical Center
Post-acute COVID-19 Syndrome, Postural Tachycardia Syndrome (POTS)
Cardiovascular Autonomic and Immune Mechanism of Post COVID-19 Tachycardia Syndrome
The term post-acute COVID-19 syndrome or Long COVID is a disabling syndrome that persists beyond the 3-month convalescence period after COVID-19 infections.
- Conditions
- Post-acute COVID-19 Syndrome, Postural Tachycardia Syndrome (POTS), Long COVID, SARS CoV 2 Infection
- Trial name
- NCT05421208
- Testing
- Levels of inflammatory cytokine ( IL-6) in post-COVID-19 POTS and controls, Levels of inflammatory cytokine ( IL-6) in controls, Effect on inflammation after chronic PNS stimulation
- Where
- United States
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Vanderbilt University Medical Center
Fever, Heart Rate, Fetal (FHR)
Acetaminophen for Fetal Tachycardia: a Randomized Pilot Trial
The most common cause of fetal tachycardia is maternal fever. Fetal tachycardia often precedes the maternal fever, and fetal tachycardia confounds the interpretation of electronic fetal monitoring (EFM), increasing the rate of…
- Trial name
- NCT00377832
- Testing
- Acetaminophen 975 mg
- Where
- United States
- Volunteers
- 13 people, healthy volunteers welcome
- Sponsor
- Weill Medical College of Cornell University
Postural Tachycardia Syndrome (POTS), Vasovagal Syncope (VVS)
Northera Improves Postural Tachycardia Syndrome (POTS) and Postural Vasovagal Syncope (VVS)
Vasovagal syncope (VVS, simple faint) is the most common cause of transient loss of consciousness and represents the acute episodic form of orthostatic intolerance (OI).
- Conditions
- Postural Tachycardia Syndrome (POTS), Vasovagal Syncope (VVS), Fainting
- Trial name
- NCT02558972
- Testing
- Northera (Droxidopa)
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- New York Medical College
Postural Tachycardia Syndrome
Alterations of Attention in POTS Depending on Body Position and Hydration
The Postural Tachycardia-Syndrome (POTS) is a form of autonomic dysregulation, typically accompanied by symptoms of orthostatic intolerance (OI).
- Trial name
- NCT03253120
- Testing
- Water
- Where
- Switzerland
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Insel Gruppe AG, University Hospital Bern
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
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
Heart Rate Fast, Blood Pressure
Short-term Effects of Passiflora and Meditation on Blood Pressure and Heart Rate
This study is intended to study the effects of one-time acute dosing of a solid extract of Passiflora incarnata, also known as Passionflower, on blood pressure and heart rate in students.
- Trial name
- NCT03953469
- Testing
- Passiflora incarnata
- Volunteers
- 250 people, healthy volunteers welcome
- Sponsor
- University of Bridgeport
Iron-deficiency, Postural Orthostatic Tachycardia Syndrome
Iron Sucrose in Patients With Iron Deficiency and POTS
This study aims to investigate whether the treatment of non-anemic iron deficiency with intravenous iron sucrose will result in decreased symptom reporting and improved cardiovascular indices in patients with Postural Orthostatic…
- Trial name
- NCT04855266
- Testing
- Sucrose, Tilt Table Test
- Volunteers
- healthy volunteers welcome
- Sponsor
- Mayo Clinic
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