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ClinicalTrials.gov public records Last synced May 21, 2026, 9:51 PM EDT

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Showing 1–24 of 65 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Postural Orthostatic Tachycardia Syndrome (POTS) Clear all
Terminated Phase 2 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Postural Tachycardia Syndrome (POTS), Vasovagal Syncope (VVS), Fainting
Interventions
Northera (Droxidopa), Placebo
Drug
Lead sponsor
New York Medical College
Other
Eligibility
18 Years to 35 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2022
U.S. locations
1
States / cities
Hawthorne, New York
Source: ClinicalTrials.gov public record
Updated May 22, 2025 · Synced May 21, 2026, 9:51 PM EDT
Completed No phase listed Observational
View directory record Official record
Conditions
Postural Orthostatic Tachycardia Syndrome, Syncope, Vasovagal, Neurocardiogenic Syncope
Interventions
Not listed
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
10 Years to 21 Years
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Apr 19, 2017 · Synced May 21, 2026, 9:51 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
POTS - Postural Orthostatic Tachycardia Syndrome
Interventions
Questionnaires to be competed, Provide list of medication and lifetime events, Use phone App to record new life events, Will wear an activity monitor, Periodic 24-hour urine sodium check, A fMRI scan, A bedside tilt test will be performed, IV placed to collect blood samples, Stool Sample
Behavioral · Device · Other + 1 more
Lead sponsor
Virginia Commonwealth University
Other
Eligibility
12 Years to 21 Years · Female only
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2028
U.S. locations
1
States / cities
Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated Sep 25, 2025 · Synced May 21, 2026, 9:51 PM EDT
Completed Not applicable Interventional
View directory record Official record
Conditions
Postural Orthostatic Tachycardia Syndrome (POTS)
Interventions
Aquatic Occupational Therapy
Other
Lead sponsor
California State University, Dominguez Hills
Other
Eligibility
18 Years to 65 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Long Beach, California
Source: ClinicalTrials.gov public record
Updated Apr 2, 2026 · Synced May 21, 2026, 9:51 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Post-Acute COVID-19 Syndrome, ME/CFS, Rheumatic Arthritis, Juvenile Rheumatoid Arthritis (JRA), Psoriatic Arthritis (PsA), Ankylosing Spondylitis (AS), Autoimmune Encephalitis, Celiac Disease, Celiac Disease in Children, Chronic Lyme Disease, Post-treatment Lyme Disease Syndrome, Crohn's Disease, Dysautonomia, Anorexia Nervosa, Bulimia Nervosa, ARFID, Avoidant / Restrictive Food Intake Disorder, Ehlers Danlos Syndrome, Endometriosis, Fibromyalgia (FM), Long COVID, Lupus, Migraines, Mast Cell Activation Syndrome, Multiple Sclerosis, Myalgic Encephalomyelitis (ME), Myasthenia Gravis, Generalized, Myasthenia Gravis in Children, Narcolepsy, Obsessive Compulsive Disorder (OCD), PANDAS, Pediatric Acute-onset Neuropsychiatric Syndrome (PANS), POTS - Postural Orthostatic Tachycardia Syndrome, General Anxiety Disorder, Social Anxiety Disorder, PTSD - Post Traumatic Stress Disorder, Psoriasis, Traumatic Brain Injury, Tourette's Syndrome, Inflammatory Bowel Disease (IBD), Autoimmune Diseases, Neurological Diseases or Conditions, Psychiatric Disorder, Sjogren's Syndrome, Ulcerative Colitis and Crohn's Disease
Interventions
Not listed
Lead sponsor
Brain Inflammation Collaborative
Other
Eligibility
2 Years and older
Enrollment
10,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2030
U.S. locations
1
States / cities
Delafield, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jan 21, 2026 · Synced May 21, 2026, 9:51 PM EDT
Active, not recruiting Not applicable Interventional
View directory record Official record
Conditions
Postural Tachycardia Syndrome
Interventions
Time restricted eating
Behavioral
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years to 70 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Aug 19, 2024 · Synced May 21, 2026, 9:51 PM EDT
Completed Phase 1Phase 2 Interventional Results available
View directory record Official record
Conditions
Postural Tachycardia Syndrome
Interventions
IVIG, Albumin
Drug
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2023
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Sep 18, 2024 · Synced May 21, 2026, 9:51 PM EDT
Completed Not applicable Interventional
View directory record Official record
Conditions
Postural Tachycardia Syndrome, Syncope, Anxiety
Interventions
Alizarin Red
Other
Lead sponsor
Nationwide Children's Hospital
Other
Eligibility
12 Years to 25 Years
Enrollment
95 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Jan 30, 2017 · Synced May 21, 2026, 9:51 PM EDT
Active, not recruiting No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Postural Tachycardia Syndrome
Interventions
NET mRNA level, Plasma catechols, Urine Catechols
Diagnostic Test
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
13 Years to 80 Years
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2029
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Oct 13, 2025 · Synced May 21, 2026, 9:51 PM EDT
Active, not recruiting Early Phase 1 Interventional
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jan 14, 2026 · Synced May 21, 2026, 9:51 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available
View directory record Official record
Conditions
Postural Tachycardia Syndrome, Ehlers-Danlos Syndrome
Interventions
Standing, Supine
Behavioral
Lead sponsor
Milton S. Hershey Medical Center
Other
Eligibility
13 Years to 60 Years
Enrollment
139 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Hershey, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 13, 2021 · Synced May 21, 2026, 9:51 PM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Postural Tachycardia Syndrome
Interventions
Losartan, Ascorbic Acid (Vitamin C), Normal Saline
Drug
Lead sponsor
New York Medical College
Other
Eligibility
14 Years to 29 Years
Enrollment
74 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2015
U.S. locations
1
States / cities
Hawthorne, New York
Source: ClinicalTrials.gov public record
Updated Jun 9, 2021 · Synced May 21, 2026, 9:51 PM EDT
Not listed Phase 4 Interventional
View directory record Official record
Conditions
Long Haul COVID, Postural Orthostatic Tachycardia Syndrome
Interventions
Ivabradine
Drug
Lead sponsor
Uniformed Services University of the Health Sciences
Federal
Eligibility
18 Years to 80 Years
Enrollment
250 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Nov 28, 2023 · Synced May 21, 2026, 9:51 PM EDT
Recruiting Phase 2 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Postural Tachycardia Syndrome (POTS)
Interventions
Measurement of Splanchnic venous capacitance(SVC)done at Baseline and after 90 min of 75 g glucose in Healthy Controls POTS patients, Measurement of Splanchnic venous capacitance(SVC)done at Baseline and after 90 min of 75 g glucose in Healthy Controls, Compare change is SVC and SMA flow due to GIP antagonist GIP(3-30)NH2, Compare change is SVC and SMA flow due to saline
Diagnostic Test · Drug
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years to 50 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2028
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Dec 4, 2025 · Synced May 21, 2026, 9:51 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Dysautonomia, Anxiety, Depression
Interventions
Transdiagnostic Group-Based Treatment
Behavioral
Lead sponsor
University of Colorado, Denver
Other
Eligibility
13 Years to 18 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Sep 25, 2019 · Synced May 21, 2026, 9:51 PM EDT
Terminated Phase 2 Interventional Results available
View directory record Official record
Conditions
Post-COVID Postural Orthostatic Tachycardia Syndrome Postural Orthostatic Tachycardia Syndrome
Interventions
Efgartigimod
Drug
Lead sponsor
argenx
Industry
Eligibility
18 Years and older
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
9
States / cities
La Jolla, California • Palo Alto, California • Glenview, Illinois + 6 more
Source: ClinicalTrials.gov public record
Updated Oct 22, 2025 · Synced May 21, 2026, 9:51 PM EDT
Terminated Phase 1 Interventional
View directory record Official record
Conditions
Postural Orthostatic Tachycardia Syndrome
Interventions
External automated abdominal binder
Device
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years to 60 Years
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2017
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jan 17, 2017 · Synced May 21, 2026, 9:51 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Postural Orthostatic Tachycardia Syndrome
Interventions
multimodal diagnostic testing
Diagnostic Test
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
14 Years and older
Enrollment
350 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2029
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Jun 26, 2025 · Synced May 21, 2026, 9:51 PM EDT
Completed No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Postural Tachycardia Syndrome
Interventions
Blood Pressure and Blood Flow
Device
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years to 60 Years
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2017
U.S. locations
2
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jan 17, 2017 · Synced May 21, 2026, 9:51 PM EDT
Active, not recruiting Not applicable Interventional
View directory record Official record
Conditions
Postural Orthostatic Tachycardia Syndrome
Interventions
Stimulation, Placebo
Other
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years to 75 Years
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2026
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Mar 26, 2026 · Synced May 21, 2026, 9:51 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available
View directory record Official record
Conditions
Postural Orthostatic Tachycardia Syndrome
Interventions
Blood Volume, Total Blood Volume, Exercise Capacity Test - Bicycle, Posture Study
Radiation · Procedure
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years to 50 Years
Enrollment
38 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2021
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Feb 21, 2022 · Synced May 21, 2026, 9:51 PM EDT
Completed Phase 2 Interventional Results available
View directory record Official record
Conditions
Postural Orthostatic Tachycardia Syndrome
Interventions
Efgartigimod, Placebo
Drug
Lead sponsor
argenx
Industry
Eligibility
18 Years and older
Enrollment
53 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
11
States / cities
La Jolla, California • Palo Alto, California • Glenview, Illinois + 8 more
Source: ClinicalTrials.gov public record
Updated May 22, 2025 · Synced May 21, 2026, 9:51 PM EDT
Active, not recruiting Phase 1Phase 2 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Tachycardia, Chronic Orthostatic Intolerance
Interventions
Acetazolamide, Atomoxetine, NO Drug, Clonidine, Entacapone, Entacapone & Propranolol, Atomoxetine & Propranolol, Indomethacin, Mecamylamine, Isosorbide Dinitrate, Melatonin, Midodrine, Modafinil, Octreotide, Placebo, Propranolol, Modafinil & Propranolol, Sertraline, IV Saline, Drinking Water, Breathing Device, memantine, Abdominal binder
Drug · Other · Dietary Supplement + 3 more
Lead sponsor
Satish R. Raj
Other
Eligibility
18 Years to 70 Years
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1997 – 2029
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Oct 7, 2025 · Synced May 21, 2026, 9:51 PM EDT
Completed No phase listed Observational
View directory record Official record
Conditions
Ehlers Danlos Syndrome, External Hydrocephalus, Dysautonomia, Postural Orthostatic Tachycardia Syndrome, Venous Insufficiency
Interventions
Not listed
Lead sponsor
Genetic Disease Investigators
Other
Eligibility
5 Years and older
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2015
U.S. locations
1
States / cities
Colleyville, Texas
Source: ClinicalTrials.gov public record
Updated Feb 13, 2024 · Synced May 21, 2026, 9:51 PM EDT