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ClinicalTrials.gov public records Last synced May 22, 2026, 12:50 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Orthostatic Intolerance Clear all
Completed No phase listed Observational
View directory record Official record
Conditions
Orthostatic Hypotension, Reflex Syncope
Interventions
Wearable heart monitor
Device
Lead sponsor
Boston Scientific Corporation
Industry
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Aug 1, 2023 · Synced May 22, 2026, 12:50 AM EDT
Completed No phase listed Observational
View directory record Official record
Conditions
Orthostatic Hypotension, Pure Autonomic Failure, Multiple System Atrophy, Parkinson's Disease
Interventions
Not listed
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years to 80 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2016
U.S. locations
4
States / cities
Boston, Massachusetts • Rochester, Minnesota • New York, New York + 1 more
Source: ClinicalTrials.gov public record
Updated Jan 5, 2017 · Synced May 22, 2026, 12:50 AM 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 22, 2026, 12:50 AM EDT
Completed Phase 3 Interventional Results available
View directory record Official record
Conditions
Symptomatic Neurogenic Orthostatic Hypotension (NOH), Non-diabetic Neuropathy, Primary Autonomic Failure, Dopamine Beta Hydroxylase Deficiency
Interventions
Placebo, Droxidopa
Drug
Lead sponsor
Chelsea Therapeutics
Industry
Eligibility
18 Years and older
Enrollment
181 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
44
States / cities
Birmingham, Alabama • Litchfield Park, Arizona • Phoenix, Arizona + 39 more
Source: ClinicalTrials.gov public record
Updated May 19, 2014 · Synced May 22, 2026, 12:50 AM EDT
Active, not recruiting Not applicable Interventional
View directory record Official record
Conditions
Orthostatic Hypotension
Interventions
water 16 fl oz
Other
Lead sponsor
Satish R. Raj
Other
Eligibility
18 Years to 80 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2029
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Oct 13, 2025 · Synced May 22, 2026, 12:50 AM EDT
Completed Phase 3 Interventional Results available
View directory record Official record
Conditions
Neurogenic Orthostatic Hypotension, Non-Diabetic Autonomic Neuropathy, Multiple System Atrophy, Dopamine Beta Hydroxylase Deficiency
Interventions
Droxidopa, Placebo
Drug
Lead sponsor
Chelsea Therapeutics
Industry
Eligibility
18 Years and older
Enrollment
103 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
44
States / cities
Birmingham, Alabama • Litchfield Park, Arizona • Phoenix, Arizona + 39 more
Source: ClinicalTrials.gov public record
Updated May 15, 2014 · Synced May 22, 2026, 12:50 AM 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 22, 2026, 12:50 AM EDT
Completed Not applicable Interventional Results available
View directory record Official record
Conditions
Spinal Cord Injury
Interventions
DS8R
Device
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Sep 21, 2025 · Synced May 22, 2026, 12:50 AM EDT
Recruiting No phase listed Observational
View directory record Official record
Conditions
Clonal Mast Cell Disease, KIT D816V Mutation, Suspected KITD816V Mutated Clonal Mast Cell Disease
Interventions
Screening
Other
Lead sponsor
Blueprint Medicines Corporation
Industry
Eligibility
18 Years and older
Enrollment
450 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
17
States / cities
Birmingham, Alabama • San Diego, California • Walnut Creek, California + 13 more
Source: ClinicalTrials.gov public record
Updated Apr 19, 2026 · Synced May 22, 2026, 12:50 AM 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 22, 2026, 12:50 AM 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 22, 2026, 12:50 AM EDT
Recruiting Not applicable Interventional
View directory record Official record
Conditions
Spinal Cord Injury
Interventions
DS8R, Arm Ergometry, Cool Environment
Device · Other
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Jul 3, 2025 · Synced May 22, 2026, 12:50 AM 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 22, 2026, 12:50 AM 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 22, 2026, 12:50 AM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Spinal Cord Injuries, Orthostatic Hypotension
Interventions
ErigoPro
Device
Lead sponsor
Methodist Rehabilitation Center
Other
Eligibility
16 Years to 70 Years
Enrollment
35 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2026
U.S. locations
1
States / cities
Jackson, Mississippi
Source: ClinicalTrials.gov public record
Updated May 7, 2025 · Synced May 22, 2026, 12:50 AM EDT
Completed Phase 1 Interventional
View directory record Official record
Conditions
Orthostatic Hypotension, Pure Autonomic Failure, Multiple System Atrophy, Autonomic Failure
Interventions
Abdominal compression, Sham abdominal compression, Placebo pill, midodrine
Other · Drug
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years to 80 Years
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2025
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated May 4, 2026 · Synced May 22, 2026, 12:50 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Post-Exercise Hypotension
Interventions
Moderate Intensity Aerobic Exercise
Other
Lead sponsor
University of Delaware
Other
Eligibility
18 Years to 45 Years
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Newark, Delaware
Source: ClinicalTrials.gov public record
Updated Nov 27, 2023 · Synced May 22, 2026, 12:50 AM EDT
Recruiting Not applicable Interventional
View directory record Official record
Conditions
Hypertension, Pure Autonomic Failure, Multiple System Atrophy, Autonomic Failure
Interventions
Heating pad, Sham control
Other
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years to 80 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2026
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jan 15, 2026 · Synced May 22, 2026, 12:50 AM EDT
Completed Not applicable Interventional Results available
View directory record Official record
Conditions
Orthostatic Intolerance, Postural Tachycardia Syndrome
Interventions
Propranolol then Placebo, Placebo then Propranolol
Drug
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years to 65 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2015
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Aug 4, 2016 · Synced May 22, 2026, 12:50 AM 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 22, 2026, 12:50 AM 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 22, 2026, 12:50 AM EDT
Recruiting Not applicable Interventional
View directory record Official record
Conditions
Spinal Cord Injuries (SCI), Orthostatic Hypotension, Dysautonomic, Cardiovascular, Transcutaneous Spinal Stimulation
Interventions
spinal cord transcutaneous stimulation
Device
Lead sponsor
Kessler Foundation
Other
Eligibility
18 Years to 75 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
West Orange, New Jersey
Source: ClinicalTrials.gov public record
Updated Sep 4, 2025 · Synced May 22, 2026, 12:50 AM 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 22, 2026, 12:50 AM EDT
Recruiting Not applicable Interventional
View directory record Official record
Conditions
Young Adults, Hypertension, Post-Exercise Hypotension, Circadian Rhythm
Interventions
Exercise
Behavioral
Lead sponsor
Freda Patterson
Other
Eligibility
18 Years to 39 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Newark, Delaware
Source: ClinicalTrials.gov public record
Updated Aug 16, 2025 · Synced May 22, 2026, 12:50 AM EDT