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Showing 1–17 of 17 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Completed Not applicable Interventional Accepts healthy volunteers

Cardiac Autonomic Function in Women with Microvascular Coronary Dysfunction

NCT01568177
Conditions
Microvascular Coronary Dysfunction
Interventions
Mental Stress Testing, Peripheral Arterial Tonometry (PAT) Testing, Heart Rate Variability (HRV), RESPeRATE Breathing Trial, SPECT cardiac scan with 123I-mIBG and Myoview
Behavioral · Other · Procedure
Lead sponsor
Cedars-Sinai Medical Center
Other
Eligibility
18 Years and older · Female only
Enrollment
105 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2024
U.S. locations
1
States / cities
Los Angeles, California
Recruiting Early Phase 1 Interventional Accepts healthy volunteers

Differing Levels of Hypoglycemia

NCT02445781
Conditions
Hypoglycemia
Interventions
Glucose clamp
Device
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years to 55 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2026
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Autonomic Nervous System Disease, Concussive Injury, Mild Traumatic Brain Injury, Post Traumatic Stress Disorder, Persistent Post Concussion Syndrome
Interventions
HRV Coherence Ratio, NSI, Pittsburgh Sleep Quality Index (PSQI), Quantitative Sleep Measures, Patient Global Impression of Change (PGIC), Cognitive Performance/NIH Toolbox Cognitive Battery, Pain Interference/TBI-QoL Pain Interference Short-Form, Patient Health Questionnaire-9 (PHQ-9), PTSD Checklist for DSM-5 (PCL-5), HRV Biofeedback (HRV-B), Psychoeducational (Edu) Comparator Intervention
Other · Behavioral
Lead sponsor
Virginia Commonwealth University
Other
Eligibility
18 Years and older
Enrollment
148 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
1
States / cities
Richmond, Virginia
Conditions
Autonomic Nervous System Diseases, Orthostatic Hypotension, Dopamine Beta-Hydroxylase Deficiency, Orthostatic Intolerance
Interventions
Standing or upright tilt, Microneurography, QSweat, neck cuff stimulation, phenylephrine,isoproterenol,nitroprusside,propranolol,edrophonium,atropine,tyramine, clonidine,yohimbine,metoclopramide,alpha-methyldopa, BodPod, Eye exam, Sleep study, Pain response testing, Metabolic chamber, Brain function studies, Bicycle Exercise Test
Procedure · Device · Drug
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
12 Years to 70 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1996 – 2020
U.S. locations
1
States / cities
Nashville, Tennessee
Active, not recruiting Early Phase 1 Interventional

Modafinil and Cognitive Function in POTS

NCT01988883
Conditions
Postural Tachycardia Syndrome
Interventions
Placebo, Modafinil, Propranolol
Drug
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years to 60 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2026
U.S. locations
1
States / cities
Nashville, Tennessee
Conditions
Autonomic Dysfunction, Orthostatic Intolerance
Interventions
Development of AD/OI after BS
Other
Lead sponsor
Kansas City Heart Rhythm Research Foundation
Other
Eligibility
18 Years to 85 Years
Enrollment
400 participants
Timeline
2024 – 2025
U.S. locations
8
States / cities
Overland Park, Kansas • Independence, Missouri • Kansas City, Missouri
Conditions
Down Syndrome, Autonomic Dysfunction
Interventions
Fear Response, Cold Stress, Pain Response, Caffeine, 12-Hour Fast, Maximal Dynamic Exercise
Other
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 50 Years
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2029
U.S. locations
1
States / cities
Aurora, Colorado
Conditions
Migraine
Interventions
Not listed
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years to 65 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Cleveland, Ohio
Active, not recruiting No phase listed Observational Accepts healthy volunteers

Cardiovascular and Neurovascular Regulation in GWI

NCT04586049
Conditions
Brain Blood Flow, Neurovascular Control
Interventions
MRI, Transcranial Doppler Ultrasound, Sympathetic Nerve Activity
Device · Other
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
45 Years to 68 Years
Enrollment
70 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
Madison, Wisconsin
Conditions
Spinal Cord Injuries (SCI), Orthostatic Hypotension, Dysautonomic, Cardiovascular, Transcutaneous Spinal Stimulation
Interventions
spinal cord transcutaneous stimulation, Ice testing
Device · Procedure
Lead sponsor
Kessler Foundation
Other
Eligibility
18 Years to 75 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
West Orange, New Jersey
Conditions
Cornelia de Lange Syndrome
Interventions
Autonomic Dysfunction Testing
Other
Lead sponsor
Mayo Clinic
Other
Eligibility
8 Years to 18 Years
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
Rochester, Minnesota
Withdrawn Not applicable Interventional Accepts healthy volunteers

Cereset Research For Chronic Nausea

NCT05229107
Conditions
Nausea, Gastroparesis, Stress, Anxiety, Hyperarousal, Quality of Life, Vomiting, Heart Rate Variability
Interventions
Cereset Research
Device
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Conditions
Type 1 Diabetes
Interventions
glucose clamp
Procedure
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years to 50 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2009
U.S. locations
1
States / cities
Nashville, Tennessee
Completed Not applicable Interventional Accepts healthy volunteers Results available

Chronotropic Incompetence in Patients With HFpEF

NCT02524145
Conditions
Heart Failure
Interventions
Static Handgrip, Dexmedetomidine, Glycopyrrolate, Isoproterenol
Other · Drug
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 85 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
1
States / cities
Dallas, Texas
Conditions
Multiple System Atrophy - Parkinsonian Subtype (MSA-P), Multiple System Atrophy - Cerebellar Subtype (MSA-C)
Interventions
Not listed
Lead sponsor
University of Michigan
Other
Eligibility
30 Years to 80 Years
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2018
U.S. locations
1
States / cities
Ann Arbor, Michigan
Conditions
Dysautonomia
Interventions
Celiac ganglion block, Liposomal bupivacaine
Procedure · Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
15 Years to 80 Years
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Baltimore, Maryland
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

NightWare and Cardiovascular Health in Women With PTSD

NCT07021014
Conditions
Post Traumatic Stress Disorder, Cardiovascular Diseases, Autonomic Dysfunction, Vascular Stiffness, Nightmare, Endothelial Dysfunction, Kidney Diseases, Renal Dysfunction, Trauma and Stressor Related Disorders
Interventions
NightWare, Sham NightWare
Device
Lead sponsor
University of Colorado, Denver
Other
Eligibility
22 Years to 40 Years · Female only
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2028
U.S. locations
2
States / cities
Aurora, Colorado • Denver, Colorado