Clinical trials: Neurally Mediated Syncope
Vasovagal Syncope
Assessment of Midodrine in the Prevention of Vasovagal Syncope: The Prevention of Syncope Trial IV
About 20% of adults faint recurrently. These patients are often highly symptomatic, have problems with employment and driving and have reduced quality of life.
- Trial name
- POST 4 (NCT01456481)
- Testing
- midodrine hydrochloride
- Where
- 17 sites in United States, Canada and 1 more
- Volunteers
- 134 people
- Sponsor
- Dr. Bob Sheldon
Vasovagal Syncope, Smoke Inhalation
Relation Between Vasovagal Tendency and Smoking Among University Students
Almost everyone is aware these days is aware about the risk of smoking. Still many people start this habit specially in early life and during college year.
- Trial name
- NCT02949804
- Testing
- Comparison between two groups
- Where
- Jordan
- Volunteers
- 500 people, healthy volunteers welcome
- Sponsor
- Jordan Collaborating Cardiology Group
Orthostatic Hypotension, Syncope
The Effect of Water Carbonation on Orthostatic Tolerance
The primary purpose of this investigation is to determine whether water carbonation can improve orthostatic tolerance in healthy control volunteers.
- Conditions
- Orthostatic Hypotension, Syncope, Vasovagal Syncope
- Trial name
- NCT05621460
- Testing
- 500mL carbonated water, 500mL still water, 50mL still water
- Where
- Canada
- Volunteers
- 25 people, healthy volunteers welcome
- Sponsor
- Simon Fraser University
Syncope
Effect of Psychotherapy on Quality of Life and Recurrence of Events in Patients With Recurrent Vasovagal Syncope: A Randomized Pilot Study
Recurrent vasovagal syncope although presenting a benign prognosis in terms of survival, is associated with significant impairment of quality of life.
- Trial name
- NCT04252729
- Testing
- Psychotherapy
- Where
- Brazil
- Volunteers
- 10 people
- Sponsor
- Mauricio Ibrahim Scanavacca
Syncope, Syncope, Vasovagal
Head-up Tilt Test in Patients With Reflex Syncope and Asystolic Response Who Received a Dual-chamber Pacemaker With the Closed Loop Stimulation (CLS) and Participated in the BIOSync Trial
The purpose of this study is to explore changes in patients' hemodynamic parameters during the Head-Up Tilt Test ("HUTT") and their timing with respect to onset of the Closed Loop Stimulation (CLS) pacing.
- Trial name
- BIO|Sync-HUTT (NCT06038708)
- Where
- 2 sites in Italy
- Volunteers
- 20 people
- Sponsor
- Biotronik SE & Co. KG
Syncope
Benefit of Dual-chamber Pacing With Closed Loop Stimulation (CLS) in Tilt-induced Cardioinhibitory Reflex Syncope
The purpose of this study is to assess whether the Closed Loop Stimulation (CLS) in addition to the DDD pacing is effective in reducing syncopal recurrences.
- Trial name
- BIOSync CLS (NCT02324920)
- Testing
- DDD-CLS, ODO
- Where
- 24 sites in Canada, France and 4 more
- Volunteers
- 128 people
- Sponsor
- Biotronik SE & Co. KG
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
Detecting Syncope by an Integrated Multisensor Patch-type Recorder
The main purpose of this study is to assess the reliability of a new cuffless patch BP monitor in detecting episodes of hypotensive (pre)syncope during tilt testing.
- Trial name
- Patch-VD (NCT05782699)
- Testing
- BP monitoring during tilt testing
- Where
- Italy
- Volunteers
- 50 people
- Sponsor
- Istituto Auxologico Italiano
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
Syncope, Vasovagal, Neurally-Mediated
Assessment of the Durability of Cardioneuroablation Using Physiological Indices of Heart Rate Reactivity
Cardioneuroablation is a novel treatment option for reflex-mediated syncope. It involves thermal destruction of neural tissue in the close proximity of heart using catheter introduced to the heart through vein in the groin.
- Trial name
- NCT06697145
- Testing
- Cardioneuroablation
- Where
- Poland
- Volunteers
- 12 people
- Sponsor
- Wroclaw Medical University
Syncope, Vasovagal, Neurally-Mediated
Clinical Trial for the Prevention of Vasovagal Syncope
The main question in the study is whether people taking fludrocortisone are less likely to faint than people taking an inactive pill called a placebo. Fludrocortisone is a drug that stimulates the body to retain salt and water.
- Trial name
- NCT00118482
- Testing
- fludrocortisone acetate
- Where
- 14 sites in United States, Canada
- Volunteers
- 213 people
- Sponsor
- University of Calgary
Vasovagal Syncope (VVS), Presyncope
A Warning Red Flag Classification System to Predict Risk of Vasovagal Event During Office Hysteroscopy
The goal of this pilot cross sectional study is to identify participants at risk of vasovagal reaction/syncope(VVR/VVS) during office hysteroscopy.
- Trial name
- FLAG-VS (NCT07030218)
- Testing
- Office hysteroscopy
- Where
- India
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Tanvir Hospital
Infertility
Optimal Balloon Catheter Placement During Sonohysterography
Saline infusion sonohysterography and other intrauterine investigations methods may cause uterine cramping, pain and vasovagal reactions.
- Trial name
- NCT01936116
- Testing
- sonohysterography with inflated catheter in uterine cavity, sonohysterography with inflated catheter in cervical cavity
- Where
- Iran
- Volunteers
- 300 people
- Sponsor
- Royan Institute
Dysautonomia
MRI to Assess the Effects of Dysautonomia and Chronic Nausea on Brain Transmitters
The purpose of this research study is to better understand what causes dysautonomia and how this affects blood pressure and pulse. Dysautonomia is a condition of the autonomic nervous system.
- Trial name
- NCT01692561
- Where
- United States
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- Wake Forest University Health Sciences
Syncope
International Study on Syncope of Uncertain Etiology
This is a multi-center, prospective, observational study enrolling 400 patients with suspected or certain neurally-mediated syncope, who undergo carotid sinus massage, tilt testing and Implantable Loop Recorder (ILR)implantation.
- Trial name
- NCT00120094
- Where
- 3 sites in Italy, United Kingdom
- Volunteers
- 400 people
- Sponsor
- Azienda USL Reggio Emilia - IRCCS
Cardiac Pacemaker, Arrythmia
Aveir VR Real-World Evidence Post-Approval Study
The purpose of this post-approval study is to evaluate the long-term safety of the single-chamber Aveir VR leadless pacemaker using real-world evidence methods.
- Conditions
- Cardiac Pacemaker, Arrythmia, Bradycardia
- Trial name
- NCT05270499
- Testing
- Aveir VR Leadless Pacemaker System
- Where
- United States
- Volunteers
- 3,427 people
- Sponsor
- Abbott Medical Devices
Syncope
Randomized Study of Midodrine, an Alpha Adrenergic Agonist, in Patients With Neurally Mediated Syncope
OBJECTIVES: Determine the efficacy of midodrine, a selective alpha 1 adrenergic agonist, in preventing neurally mediated syncope.
- Trial name
- NCT00004479
- Testing
- midodrine
- Where
- United States
- Sponsor
- Icahn School of Medicine at Mount Sinai
Vasovagal Syncope
Study of Atomoxetine in the Prevention of Vasovagal Syncope
Project rationale: Vasovagal syncope (VVS) affects up to 50% of people, and recurrent syncope markedly reduces quality of life. We recently reported that it is frequently associated with injury and not surprisingly with clinical…
- Trial name
- POST7 (NCT05159687)
- Testing
- Atomoxetine Hydrochloride
- Where
- Canada
- Volunteers
- 180 people
- Sponsor
- University of Calgary
Neurally Mediated Syncope
The Iliac Arterio-venous Fistula for Treatment of Neurally Mediated Syncope Study
The purpose of the study is to investigate the efficacy of the ROX coupler in treating patients with tilt test proven Neurally mediated syncope.
- Trial name
- SHAM-ROX NMS (NCT02388087)
- Testing
- ROX COUPLER, Right heart catheterisation and routine care
- Volunteers
- 20 people
- Sponsor
- East Sussex Healthcare NHS Trust
Syncope, Vasovagal
Different Catheter Ablation Strategy in Vasovagal Syncope
This study is a prospective, single-center randomized controlled clinical trial. patients with refractory vasovagal syncope were randomly divided into two groups according to the proportion of 1:1.
- Trial name
- NCT05573178
- Testing
- cardiac ganglion plexus ablation(cardioneuroablation)
- Where
- 2 sites in China
- Volunteers
- 80 people
- Sponsor
- China National Center for Cardiovascular Diseases