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Showing 1–24 of 41 matching trials from the live ClinicalTrials.gov search.
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Completed Phase 2 Interventional

Propranolol for the Treatment of Acute Stress Disorder

NCT00069355
View directory record Official record
Conditions
Stress Disorders, Traumatic, Acute
Interventions
Propranolol
Drug
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
Not listed
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2004
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 3, 2008 · Synced Sep 2, 2026, 5:40 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Mental Stress & Diesel Exhaust on Cardiovascular Health

NCT03467997
View directory record Official record
Conditions
Blood Pressure, Inflammation, Catecholamines
Interventions
Trier social stress test, Diesel exhaust
Behavioral · Other
Lead sponsor
University of Washington
Other
Eligibility
22 Years to 49 Years
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Nov 4, 2018 · Synced Sep 2, 2026, 5:40 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Function of Catecholamines in the Brain During Depression

NCT00082030
View directory record Official record
Conditions
Depression, Involutional
Interventions
Not listed
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
18 Years to 45 Years
Enrollment
71 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2011
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 1, 2017 · Synced Sep 2, 2026, 5:40 AM EDT
Completed No phase listed Observational

Collection of Serum Samples in Studying Emotional Stress in Patients With Prostate Cancer

NCT03122743
View directory record Official record
Conditions
Hormone-Resistant Prostate Cancer, Recurrent Prostate Carcinoma, Stage I Prostate Cancer, Stage II Prostate Cancer, Stage IIA Prostate Cancer, Stage IIB Prostate Cancer
Interventions
Biospecimen Collection, Laboratory Biomarker Analysis, Questionnaire Administration
Procedure · Other
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older · Male only
Enrollment
61 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Mar 9, 2022 · Synced Sep 2, 2026, 5:40 AM EDT
Completed Phase 1 Interventional

The Pathophysiology of Orthostatic Hypotension

NCT00748059
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated May 11, 2021 · Synced Sep 2, 2026, 5:40 AM EDT
Completed Phase 2Phase 3 Interventional Accepts healthy volunteers Results available

Peripheral Dopamine in Postural Tachycardia Syndrome

NCT00685919
View directory record Official record
Conditions
Postural Tachycardia Syndrome, Orthostatic Intolerance
Interventions
Carbidopa, Placebo
Drug
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years to 60 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2021
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jan 23, 2022 · Synced Sep 2, 2026, 5:40 AM EDT
Completed Not applicable Interventional Results available

Taekwondo Training and Postmenopausal Women With Stage-2 Hypertension

NCT03544307
View directory record Official record
Conditions
Menopause, Hypertension
Interventions
Taekwondo training
Behavioral
Lead sponsor
Kosin University
Other
Eligibility
65 Years to 85 Years · Female only
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Omaha, Nebraska
Source: ClinicalTrials.gov public record
Updated Nov 9, 2020 · Synced Sep 2, 2026, 5:40 AM EDT
Completed Phase 4 Interventional Results available

Beta Blockade in in Traumatic Brain Injury

NCT02957331
View directory record Official record
Conditions
Brain Injuries, Traumatic
Interventions
Propranolol
Drug
Lead sponsor
University of Tennessee
Other
Eligibility
18 Years and older
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Jun 3, 2020 · Synced Sep 2, 2026, 5:40 AM EDT
Completed No phase listed Observational

Biomarkers of Risk of Parkinson Disease

NCT00775853
View directory record Official record
Conditions
Parkinson Disease, Autonomic Nervous System Diseases, Pure Autonomic Failure
Interventions
6-[18F]Fluorodopamine, 6-[18F]Fluorodopa, 13N-Ammonia
Drug
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
18 Years to 70 Years
Enrollment
89 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2023
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 18, 2025 · Synced Sep 2, 2026, 5:40 AM EDT
Active, not recruiting Not applicable Interventional Results available

Effect of Time-restricted Eating on Catecholamine-sensitivity of Adipose Tissue in Obese Adults

NCT04916730
View directory record Official record
Conditions
Obesity
Interventions
Standard of Care, Time Restricted Eating
Behavioral
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older
Enrollment
61 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2027
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated May 18, 2026 · Synced Sep 2, 2026, 5:40 AM EDT
Completed No phase listed Observational Accepts healthy volunteers Results available

Nutritional and Neurotransmitter Changes in PKU Subjects on BH4

NCT00688844
View directory record Official record
Conditions
Phenylketonuria
Interventions
KuvanTM Therapy
Drug
Lead sponsor
Emory University
Other
Eligibility
4 Years and older
Enrollment
58 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2010
U.S. locations
2
States / cities
Atlanta, Georgia • Decatur, Georgia
Source: ClinicalTrials.gov public record
Updated Jun 7, 2015 · Synced Sep 2, 2026, 5:40 AM EDT
Recruiting Phase 1 Interventional

Diagnosis of Pheochromocytoma

NCT00004847
View directory record Official record
Conditions
Pheochromocytoma, Endocrine Disease, Endocrine Diseases
Interventions
([18F]-DOPA), ([18F]-6F-DA)
Drug
Lead sponsor
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
NIH
Eligibility
3 Years to 120 Years
Enrollment
3,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2048
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 17, 2026 · Synced Sep 2, 2026, 5:40 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Blood Sampling for Neurochemical and Genetic Testing

NCT00001147
View directory record Official record
Conditions
Autonomic Nervous System Disease, Healthy, Hypertension, Pheochromocytoma
Interventions
Not listed
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
Not listed
Enrollment
500 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1999 – 2004
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 3, 2008 · Synced Sep 2, 2026, 5:40 AM EDT
Completed Not applicable Interventional

Metabolism and Thyroid Hormone Changes During Exposure to Cold Temperatures

NCT00521729
View directory record Official record
Conditions
Obesity
Interventions
Exposure to Cold Temperature
Procedure
Lead sponsor
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
NIH
Eligibility
18 Years to 60 Years
Enrollment
160 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2018
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 15, 2019 · Synced Sep 2, 2026, 5:40 AM EDT
Recruiting Phase 3 Interventional Accepts healthy volunteers

Exploring Sympathetic Nervous System Function in Individuals With Down Syndrome

NCT07238465
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated May 3, 2026 · Synced Sep 2, 2026, 5:40 AM EDT
Terminated Phase 4 Interventional Results available

Phenylephrine Versus Norepinephrine for Septic Shock in Critically Ill Patients

NCT02203630
View directory record Official record
Conditions
Septic Shock, Sepsis, Shock, Tachycardia, Arrhythmia
Interventions
Phenylephrine, Norepinephrine
Drug
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years and older
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jun 12, 2018 · Synced Sep 2, 2026, 5:40 AM EDT
Terminated No phase listed Observational

Characterizing the Effect of Dopamine on Markers of Lymph Re-circulation in Fontan-associated Protein-losing Enteropathy

NCT03322345
View directory record Official record
Conditions
Dopamine, Protein-Losing Enteropathies, Lymphatic System, Lymph, Catecholamine, Single-ventricle, Congenital Heart Disease
Interventions
Not listed
Lead sponsor
University of Michigan
Other
Eligibility
3 Years and older
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2026
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Jul 13, 2026 · Synced Sep 2, 2026, 5:40 AM EDT
Terminated No phase listed Observational

Clinical Autonomic Disorders: A Training Protocol

NCT02154009
View directory record Official record
Conditions
Posttraumatic Stress Disorder, Pseudopheochromocytoma, Healthy Volunteers, Neurocardiogenic Syncope, Postural Tachycardia Syndrome
Interventions
Not listed
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
2 Years and older
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2021
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 7, 2021 · Synced Sep 2, 2026, 5:40 AM EDT
Completed Not applicable Interventional Results available

Vasopressin Versus Catecholamines for Cerebral Perfusion Pressure Control in Brain Injured Trauma Patients

NCT00795366
View directory record Official record
Conditions
Traumatic Brain Injury
Interventions
arginine vasopressin, Standard catecholamine
Drug
Lead sponsor
University of Miami
Other
Eligibility
18 Years and older
Enrollment
96 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2014
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Dec 11, 2014 · Synced Sep 2, 2026, 5:40 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Melatonin and Nighttime Blood Pressure in African Americans-8 mg Study

NCT01114360
View directory record Official record
Conditions
Hypertension
Interventions
Melatonin, Placebo
Drug
Lead sponsor
Emory University
Other
Eligibility
18 Years to 64 Years
Enrollment
37 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2014
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Dec 17, 2015 · Synced Sep 2, 2026, 5:40 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Absorption and Safety of Topical Timolol to Treat Chronic Wounds

NCT04903366
View directory record Official record
Conditions
Glaucoma, Open-Angle, Chronic Wounds
Interventions
Timolol Maleate
Drug
Lead sponsor
VA Northern California Health Care System
Federal
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2020
U.S. locations
1
States / cities
Mather, California
Source: ClinicalTrials.gov public record
Updated May 26, 2021 · Synced Sep 2, 2026, 5:40 AM EDT
Completed Phase 2 Interventional Results available

DASH After TBI Study: Decreasing Adrenergic or Sympathetic Hyperactivity After Traumatic Brain Injury

NCT01322048
View directory record Official record
Conditions
Brain Injuries, Craniocerebral Trauma, Trauma, Nervous System, Traumatic Brain Injury
Interventions
IV Propranolol and Per Tube Clonidine, Placebo
Drug
Lead sponsor
Vanderbilt University
Other
Eligibility
16 Years to 64 Years
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2016
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Aug 16, 2017 · Synced Sep 2, 2026, 5:40 AM EDT
Completed Phase 2 Interventional

Neuroendocrine Mechanisms in Behavioral Treatment of Insomnia

NCT00303342
View directory record Official record
Conditions
Insomnia
Interventions
mind body treatment, desensitization
Behavioral
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
21 Years to 59 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 13, 2010 · Synced Sep 2, 2026, 5:40 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

High Resolution Phenotyping in Healthy Humans

NCT00943774
View directory record Official record
Conditions
Pressor Response, Baroreflex Sensitivity, Blood Pressure Variability, Heart Rate Variability, Arterial Catecholamines
Interventions
Physiological maneuvers
Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 50 Years
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2013
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jan 5, 2016 · Synced Sep 2, 2026, 5:40 AM EDT