Clinical trials: Orthostatic Intolerance
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)
Postural Orthostatic Tachycardia Syndrome (POTS), Syncope
Abdominal and Lower Extremity Compression During Tilt Table Testing in Adolescent POTS Patients
Postural orthostatic tachycardia syndrome (POTS) is a common cause of orthostatic intolerance in adolescents and adults. Compression stockings are commonly recommended as a treatment modality for POTS, but the effects of…
- Trial name
- NCT01795469
- Testing
- Zoex compression garment
- Where
- United States
- Volunteers
- 20 people
- Sponsor
- Nationwide Children's Hospital
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
Postural Orthostatic Tachycardia Syndrome
CRI in POTS in Adolescents
The investigators aim to study whether the Compensatory Reserve Index (CRI) (an FDA approved device that assesses intravascular volume) can be used to evaluate severity of Postural Orthostatic Tachycardia Syndrome (POTS) and…
- Trial name
- POTS (NCT03974737)
- Testing
- CRI device (non-invasive vitals sign measurement)
- Where
- United States
- Volunteers
- 77 people, healthy volunteers welcome
- Sponsor
- University of Colorado, Denver
Postural Orthostatic Tachycardia Syndrome
Breathing Exercises With And Without Aerobic Training In Patients With Postural Orthostatic Tachycardia Syndrome
Postural orthostatic tachycardia syndrome (POTS) is a chronic, multifactorial syndrome with complex symptoms of orthostatic intolerance. Of the major complaints are breathlessness and exercise intolerance.
- Trial name
- NCT05404672
- Testing
- Aerobic Training, Conventional Treatment
- Where
- Pakistan
- Volunteers
- 28 people
- Sponsor
- Riphah International University
Post-Acute COVID-19, Post-Acute COVID-19 Syndrome
Evaluating a Comprehensive Multimodal Outpatient Rehabilitation Program for PASC Program to Improve Functioning of Persons Suffering From Post-COVID-19 Syndrome: A Randomized Controlled Trial
About 10-20% of persons who contract SARS CoV-2 will experience persistent post-acute sequelae of SARSCoV-2 infection (referred here as PASC).
- Conditions
- Post-Acute COVID-19, Post-Acute COVID-19 Syndrome, Post-Acute COVID-19 Infection, Long COVID
- Trial name
- NCT06156202
- Testing
- Comprehensive Rehabilitation, Augmented Usual Care
- Where
- United States
- Volunteers
- 125 people
- Sponsor
- University of Pennsylvania
Spinal Cord Injuries, Orthostatic Hypotension
Speed of Robotic Leg Movements and Orthostatic Hypotension in Subacute SCI
This study seeks to evaluate whether the speed (cadence) of lower extremity robotic movement has an impact on orthostatic hypotension and upright tolerance when training with the ErigoPro robotic tilt-stepper.
- Trial name
- NCT04029974
- Testing
- ErigoPro
- Where
- United States
- Volunteers
- 35 people, healthy volunteers welcome
- Sponsor
- Methodist Rehabilitation Center
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
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
Vomiting Syndrome, Irritable Bowel Syndrome
Autonomic Profiles in Pediatric Patients With Cyclic Vomiting Syndrome (CVS), Irritable Bowel Syndrome (IBS),Postural Orthostatic Tachycardia Syndrome (POTS), Functional Abdominal Pain (FAP) or Chronic Nausea
Retrospectively review the charts of all children who had heart rate variability, deep breathing test, valsalva maneuver, tilt table test, thermoregulatory sweat testing, quantitative sudomotor axon reflex test (QSART) completed…
- Conditions
- Vomiting Syndrome, Irritable Bowel Syndrome, Postural Orthostatic Tachycardia Syndrome, Abdominal Pain
- Trial name
- NCT00728026
- Volunteers
- 19 people
- Sponsor
- Medical College of Wisconsin
Fever, Orthostatic Hypotension
Orthostatic Hypotension in Children With Acute Febrile Illness
Objective:to determent if children suffering from acute febrile illness has higher rate of orthostatic hypotension compared with children with no febrile illness. Design: a prospective cohort study.
- Trial name
- NCT00452712
- Testing
- All subjects will have their blood pressure measured in supine position (after 5 minute of rest) and after 3 minute of standing.
- Where
- Israel
- Volunteers
- 100 people
- Sponsor
- Assaf-Harofeh Medical Center
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)
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
Vitamin D Deficiency, Orthostatic Intolerance
Vitamin D Deficiency and Dysautonomia
In previous work the investigator identified a group of children between the ages of 10-18 years whose diagnostic workup for chronic nausea unexplained by conventional diagnostic tests has unexpectedly revealed underlying…
- Conditions
- Vitamin D Deficiency, Orthostatic Intolerance, Nausea
- Trial name
- NCT03032328
- Testing
- vitamin D supplement
- Where
- United States
- Volunteers
- 31 people, healthy volunteers welcome
- Sponsor
- Wake Forest University Health Sciences
Parkinson Disease, Orthostatic Hypotension
Effect of Levodopa on Cardiovascular Autonomic Function in Parkinson's Disease
Levodopa is a precursor of dopamine and is the treatment of choice to treat the motor symptoms of Parkinson's disease (PD); however, the effect of levodopa on cardiovascular autonomic function in PD is poorly understood.
- Trial name
- NCT05487300
- Testing
- Autonomic testing on and off levodopa
- Where
- United States
- Volunteers
- 40 people
- Sponsor
- University of Utah
Dysautonomia, Anxiety
Implementation of Transdx Group for POTS
The proposed intervention is focused on developing and implementing a psychological approach incorporated into a group-based outpatient intervention for pediatric autonomic dysfunction.
- Conditions
- Dysautonomia, Anxiety, Depression
- Trial name
- NCT03185247
- Testing
- Transdiagnostic Group-Based Treatment
- Where
- United States
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- University of Colorado, Denver
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
Chronic Fatigue Syndrome in Adolescence, Postural Orthostatic Tachycardia Syndrome
POTS-CFS Study: Orthostatic Intolerance in the Context of Pediatric ME/CFS
Pilot-case-control study on exertion and orthostatic intolerance of adolescents with myalgic encephalomyelitis/ chronic fatigue syndrome (ME/CFS) compared to age-matched healthy controls (HC).
- Conditions
- Chronic Fatigue Syndrome in Adolescence, Postural Orthostatic Tachycardia Syndrome, Orthostatic Intolerance
- Trial name
- POTS-CFS (NCT06054958)
- Where
- Germany
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Technical University of Munich