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autonomic-nervous-system Clinical Trials

A listing of autonomic-nervous-system medical research trials actively recruiting patient volunteers. Search for closest city to find more detailed information on a research study in your area.

Found 105 clinical trials
E Emily C Smith, RN MPH

Effects of Midodrine and Droxidopa on Splanchnic Capacitance in Autonomic Failure

The purpose of this study is to learn more about the effects of midodrine and droxidopa, two medications used for the treatment of orthostatic hypotension (low blood pressure on standing), on the veins of the abdomen of patients with autonomic failure. The study will be conducted at Vanderbilt University Medical …

40 - 80 years of age All Phase 1
P Piotr Niewinski, PhD

The Impact of Expandable Cryoballoon on Autonomic Control of the Heart

Approximately 40% of patients following cryoballoon ablation show signs of parasympathetic denervation. The presence of such effect is related to better outcomes in terms of clinical efficacy (freedom from atrial fibrillation). It could be hypothesized that larger sized balloon (POLARxFIT system) because of more antral position within the left atrium …

18 - 79 years of age All Phase N/A
C Cyndya Shibao, RN

Long COVID Immune Profiling

Parasympathetic nervous system (PNS) is part of the body's autonomic nervous system(PNS) protects body against inflammation. Study shows that reduced PNS function activity is associated with persistent inflammation. Preliminary data from the studies shows, that post-COVID-19 POTS patients have reduced parasympathetic (PNS) function. Given that the PNS protects against inflammation, …

18 years of age All Phase N/A
N Nadezhda S Trushnikova, MD

Efficacy and Safety of Vespireit, Prolonged-release Tablets, in Patients With Autonomic Dysfunction Syndrome Accompanied by Functional Vertigo

This study aims to evaluate the efficacy and safety of Vespireit, prolonged-release tablets, 15 mg (Valenta Pharm JSC, Russia) in comparison with Arlevert, tablets, 40 mg + 20 mg (Menarini International Operations Luxembourg S.A., Luxembourg) in patients with autonomic dysfunction syndrome accompanied by functional vertigo.

18 - 65 years of age All Phase 4
A Andrea Maharaj, BSc

Motor & Autonomic Concomitant Health Improvements With Neuromodulation & Exercise Training: An SCI RCT

Spinal cord injury (SCI) disrupts many aspects of life, including the loss of volitional movement and involuntary control of bodily functions; both crucial functional recovery priorities for this population. Mobility impairments and secondary complications limit an individual's ability to exercise, a behavior known to have wide-ranging functional and health benefits. …

18 - 60 years of age All Phase N/A
E Emily C Smith, RN MPH

Overnight Trials With Heat Stress in Autonomic Failure Patients With Supine Hypertension

Patients with autonomic failure are characterized by disabling orthostatic hypotension (low blood pressure on standing), and at least half of them also have high blood pressure while lying down (supine hypertension). Exposure to heat, such as in hot environments, often worsens their orthostatic hypotension. The causes of this are not …

18 - 80 years of age All Phase N/A

Longitudinal Autonomic Characterization as a Predictor for Secondary Medical Complications Post-SCI

The purpose of this research is to learn about how your body is able to balance changes in blood pressure, how that changes over time, and how these changes impact your risk of developing medical problems.

18 - 75 years of age All Phase N/A

Spinal Cord Stimulation for Autonomic Recovery in Inpatient Rehabilitation After Acute SCI

This study is a randomized, single-blind, two-arm sham-controlled clinical trial to evaluate the safety and efficacy of transcutaneous spinal cord stimulation (tSCS) over the lower thoracic and upper lumbar spinal cord segments for cardiovascular function in adults (21-65 years old) with cervical and upper thoracic spinal cord injury (SCI) (≥T6) …

21 - 65 years of age All Phase N/A

Effect of Raised Head of the Bed on Lying Blood Pressure in Autonomic Failure

Many persons with autonomic failure often have high blood pressure when lying down (supine hypertension). This study is exploring the impact of decreased venous return to the heart (achieved by raising the head of the bed) to lessen supine blood pressure. If decreased venous return to the heart is effective …

18 - 85 years of age All Phase N/A
S Satish R Raj, MD, MSCI

CO2 Rebreathing in nOH: A Proof-of-Concept Pilot Study

Neurogenic orthostatic hypotension (nOH) is a chronic condition associated with increased cardiovascular risk and reduced quality of life. On standing, patients with nOH experience a large reduction in blood pressure (BP; at least ≥20/10mmHg, but often much more), which is often accompanied by debilitating symptoms and syncope. A previous study …

18 - 100 years of age All Phase N/A

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