Clinical trials: Syncope, Vasovagal
Syncope
Propranolol to Treat Fainting in Children With Sympathoadrenal Imbalance
This study will examine the effectiveness of the drug propranolol in preventing fainting in patients with sympathoadrenal imbalance (SAI).
- Trial name
- NCT00093860
- Testing
- Propranolol
- Where
- United States
- Volunteers
- 50 people
- Sponsor
- National Institute of Neurological Disorders and Stroke (NINDS)
Reflex Syncope
Cardioneuroablation: Comparison of Right Versus Left Atrial Approach in Patients With Reflex Syncope
Introduction. Reflex vaso-vagal syncope (VVS) is the most frequent cause of transient loss of consciousness and it's treatment remains a challenge.
- Trial name
- ROMAN2 (NCT05225532)
- Testing
- Radiofrequency ablation
- Where
- Poland
- Volunteers
- 40 people
- Sponsor
- Centre of Postgraduate Medical Education
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
Syncope, Vasovagal, Pain Intensity
Safety/Efficacy Study of Local Anesthetic Prior to Femoral Artery Sheath Removal
This randomized controlled trial will examine the impact of local anesthetic on the frequency of vasovagal reactions and the patients perception of pain during femoral arterial sheath removal after percutaneous coronary…
- Trial name
- NCT00465439
- Testing
- Subcutaneous Lidocaine 2% (Xylocaine) without epinephrine
- Where
- Canada
- Volunteers
- 78 people, healthy volunteers welcome
- Sponsor
- Hamilton Health Sciences Corporation
Cardiac Disease, Syncope
Second Study on Cardio-neuromodulation in Humans
Different approaches to cardio-neuroablation (CNA) to treat neurally mediated syncope, sinus node dysfunction, and functional atrioventricular block have been published.
- Conditions
- Cardiac Disease, Syncope, Syncope, Vasovagal, Sick Sinus Syndrome
- Trial name
- CardNMH2 (NCT02954666)
- Testing
- radio-frequency ablation
- Where
- Belgium
- Volunteers
- 50 people
- Sponsor
- Imelda Hospital, Bonheiden
Vasovagal Syncope
Effect of Closed Loop Pacemaker Treatment on Recurrent Vasovagal Syncope
The main purpose is to prevent syncope in patients with recurrent syncopal episodes caused by malignant vasovagal faints and bradycardia.
- Trial name
- NCT00292825
- Testing
- Pacemaker treatment, pacemaker programmed as active = CLS, Pacemaker, programmed as passive = VVI 30 beats per minute (bpm)
- Where
- Denmark
- Volunteers
- 100 people
- Sponsor
- Aarhus University Hospital Skejby
Syncope
Pacemaker Effect With Closed Loop Sensor in Neuromodulated Syncope Refractory to Medical Therapy
Vasovagal syncope is an entity frequently in the emergency services, its treatment includes pharmacological and non-pharmacological measures, and in some severe cases, requires the implantation of cardiac stimulation devices…
- Trial name
- NCT03876652
- Testing
- Pacemaker with Closed Loop Stimulation (CLS)
- Where
- 2 sites in Colombia
- Volunteers
- 48 people
- Sponsor
- CES University
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
Cardioneuroablation: Fragmented Atrial Potentials, Intracardiac Echocardiography and Computed Tomography
Cardioneuroablation (CNA) is a new method for the treatment of asystolic reflex syncope, however, optimal methods for identification of presumed sites of ganglionated plexi (GP), which are the target for CNA and are located in…
- Trial name
- Roman5 (NCT06472102)
- Testing
- Cardioneuroablation
- Where
- Poland
- Volunteers
- 100 people
- Sponsor
- Centre of Postgraduate Medical Education
Syncope, Vasovagal
Predictive Factors for Hypotensive Bradycardic Events During Arthroscopic Shoulder Surgery
Patients's demographics and perioperative factors affect the occurrence of hypotensive bradycardic events in the patients undergoing arthroscopic shoulder surgery in the sitting position under interscalene block.
- Trial name
- NCT01926561
- Testing
- Interscalene brachial plexus block
- Where
- South Korea
- Volunteers
- 68 people, healthy volunteers welcome
- Sponsor
- Daegu Catholic University Medical Center
Vasovagal Syncope (VVS)
Assesment of the Clinical Benefit of Provocation on Tilt-table in SYNCope Patients, TiltSYNC-trial
multicenter prospective randomized controlled comparison of biofeedback with tilt table testing (investigational management strategy) vs biofeedback without tilt table testing (reference management strategy) in patients with…
- Trial name
- TiltSYNC (NCT07459478)
- Testing
- biofeedback and standard of care with tilt table testing, no tilt table testing
- Where
- Netherlands
- Volunteers
- 238 people
- Sponsor
- Academisch Medisch Centrum - Universiteit van Amsterdam (AMC-UvA)
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
Posttraumatic Stress Disorder, Pseudopheochromocytoma
Clinical Autonomic Disorders: A Training Protocol
Background: The autonomic nervous system helps control things that happen automatically in the body, like blood pressure, heart rate, and digestion. When it doesn t work properly, it s called dysautonomia.
- Conditions
- Posttraumatic Stress Disorder, Pseudopheochromocytoma, Healthy Volunteers, Neurocardiogenic Syncope
- Trial name
- NCT02154009
- Where
- United States
- Volunteers
- 21 people
- Sponsor
- National Institute of Neurological Disorders and Stroke (NINDS)
Syncope, Vasovagal
Closed Loop Stimulation for Neuromediated Syncope (SPAIN Study)
Physiological stimulation therapy effectiveness will be proved with contractility sensor or CLS sensor (Closed Loop Stimulation), in BIOTRONIK CLS pacemakers to prevent from neuromediated syncope.
- Trial name
- SPAIN (NCT01621464)
- Testing
- Pacemaker with Closed Loop Stimulation (CLS sensor)
- Where
- Spain
- Volunteers
- 55 people
- Sponsor
- Spanish Society of Cardiology
Blood Donors
Addressing Fear and Risk of Vasovagal Reactions Among High School Donors
In this study, high school donors will be asked about their blood donation-related fears prior to their donation. Half of the donors reporting fear will be assigned to a brief coping skills intervention.
- Trial name
- NCT03835299
- Testing
- Fear Intervention
- Where
- United States
- Volunteers
- 4,035 people
- Sponsor
- Ohio University
Syncope, Vasovagal
Preventing Post-Vaccination Presyncope and Syncope in Adolescents Using Simple, Clinic-based Interventions: A Pilot Study
This is a randomized controlled open-label trial. During the study, adolescents scheduled to receive at least one intramuscular (IM) vaccine will receive either Buzzy®, Music, or Buzzy® and Music intervention(s) in addition to…
- Trial name
- NCT03533829
- Testing
- Buzzy®, Music
- Where
- 2 sites in United States
- Volunteers
- 30 people
- Sponsor
- Duke University
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
Vasovagal Syncope
Assessment of Metoprolol in the Prevention of Vasovagal Syncope in Aging Subjects
Syncope affects about 50% of Canadians, is the cause of 1-2% of emergency room visits, and probably is responsible for CDN $250 million in health care spending each year.
- Trial name
- NCT02123056
- Testing
- Metoprolol
- Where
- 2 sites in Canada
- Volunteers
- 52 people
- Sponsor
- University of Calgary
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
Postural Orthostatic Tachycardia Syndrome
A Study to Systematically Assess the Efficacy and Safety of Intravenous Albumin Infusions in Severe POTS
POTS is a relatively common condition that affects millions of patients around the globe. It has an estimated prevalence of 170/100,000 with approximately 80% of patients being women of childbearing age.
- Trial name
- NCT03365414
- Testing
- Albumin (Human) 5%, USP, Normal Saline 0.9% Infusion Solution Bag
- Sponsor
- University of Alberta