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ClinicalTrials.gov public records Last synced Jun 25, 2026, 11:42 PM EDT

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Showing 1–18 of 18 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Symptomatic Parkinson Disease Clear all
Completed Phase 4 Interventional Results available

Rasagiline for the Symptomatic Treatment of Fatigue in Parkinson's Disease

NCT01168596
View directory record Official record
Conditions
Parkinson's Disease
Interventions
Rasagiline, Placebo
Drug
Lead sponsor
University of Florida
Other
Eligibility
40 Years to 85 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
3
States / cities
Aurora, Colorado • Gainesville, Florida • Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Jan 9, 2014 · Synced Jun 25, 2026, 11:42 PM EDT
Terminated Phase 3 Interventional Results available

Phase 3 Clinical Effect Durability of TD-9855 for Treating Symptomatic nOH in Subjects With Primary Autonomic Failure

NCT03829657
View directory record Official record
Conditions
Symptomatic Neurogenic Orthostatic Hypotension, MSA, Parkinson's Disease (PD), Pure Autonomic Failure (PAF)
Interventions
ampreloxetine, Placebo
Drug
Lead sponsor
Theravance Biopharma
Industry
Eligibility
30 Years and older
Enrollment
203 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
20
States / cities
Sun City, Arizona • La Jolla, California • Palo Alto, California + 16 more
Source: ClinicalTrials.gov public record
Updated Jan 19, 2023 · Synced Jun 25, 2026, 11:42 PM EDT
Active, not recruiting Phase 2 Interventional

Cardiac Changes in Early Parkinson's Disease: A Follow up Study

NCT04218968
View directory record Official record
Conditions
REM Sleep Behavior Disorder, Pre-motor Parkinson Disease, Symptomatic Parkinson Disease
Interventions
Carvedilol
Drug
Lead sponsor
Cedars-Sinai Medical Center
Other
Eligibility
18 Years to 85 Years
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2026
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Mar 1, 2026 · Synced Jun 25, 2026, 11:42 PM EDT
Active, not recruiting Phase 2 Interventional

Terazosin Effect on Cardiac Changes in Early Parkinson's Disease

NCT04386317
View directory record Official record
Conditions
REM Sleep Behavior Disorder, Pre-motor Parkinson's Disease, Symptomatic Parkinson Disease
Interventions
Terazosin
Drug
Lead sponsor
Cedars-Sinai Medical Center
Other
Eligibility
50 Years to 85 Years
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2026
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Mar 1, 2026 · Synced Jun 25, 2026, 11:42 PM EDT
Completed Phase 3 Interventional Results available

A Clinical Study for Patients With Neurogenic Orthostatic Hypotension (NOH) Using Droxidopa

NCT00782340
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
263 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
14
States / cities
Huntsville, Alabama • Scottsdale, Arizona • Little Rock, Arkansas + 11 more
Source: ClinicalTrials.gov public record
Updated May 15, 2014 · Synced Jun 25, 2026, 11:42 PM EDT
Active, not recruiting Phase 2 Interventional

Terazosin and Parkinson's Disease Extension Study

NCT05109364
View directory record Official record
Conditions
Symptomatic Parkinson Disease, REM Sleep Behavior Disorder, Pre-motor Parkinson's Disease
Interventions
Terazosin therapy
Drug
Lead sponsor
Cedars-Sinai Medical Center
Other
Eligibility
50 Years to 85 Years
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Mar 1, 2026 · Synced Jun 25, 2026, 11:42 PM EDT
Not listed No phase listed Observational

Degenerative Nigrostriatal Dysfunction in Drug-induced Parkinsonism

NCT02361255
View directory record Official record
Conditions
Secondary Parkinsonism, Parkinson's Disease
Interventions
no intervention
Other
Lead sponsor
Corporal Michael J. Crescenz VA Medical Center
Federal
Eligibility
40 Years to 89 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 4, 2018 · Synced Jun 25, 2026, 11:42 PM EDT
Completed Not applicable Interventional Results available

Acupuncture for Fatigue in Parkinson's Disease

NCT01360229
View directory record Official record
Conditions
Parkinsons Disease
Interventions
Acupuncture, Acupuncture to treat fatigue in Parkinson disease
Procedure · Other
Lead sponsor
University of Colorado, Denver
Other
Eligibility
40 Years to 99 Years
Enrollment
94 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2015
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Aug 11, 2019 · Synced Jun 25, 2026, 11:42 PM EDT
Completed Phase 3 Interventional Results available

Clinical Study of Droxidopa in Patients With Neurogenic Orthostatic Hypotension (NOH)

NCT00633880
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 Jun 25, 2026, 11:42 PM EDT
Completed Phase 2 Interventional

Imaging and Genetic Biomarkers of Parkinson Disease (PD) Onset and Progression in High-risk Families

NCT00273351
View directory record Official record
Conditions
Parkinson Disease, Parkinsonian Syndrome
Interventions
[123I]B-CIT
Drug
Lead sponsor
Institute for Neurodegenerative Disorders
Other
Eligibility
21 Years and older
Enrollment
62 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated May 8, 2014 · Synced Jun 25, 2026, 11:42 PM EDT
Completed Phase 3 Interventional Results available

Clinical Effect of Ampreloxetine (TD-9855) for Treating Symptomatic nOH in Subjects With Primary Autonomic Failure

NCT03750552
View directory record Official record
Conditions
Symptomatic Neurogenic Orthostatic Hypotension
Interventions
ampreloxetine, Placebo
Drug
Lead sponsor
Theravance Biopharma
Industry
Eligibility
30 Years and older
Enrollment
195 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
23
States / cities
Sun City, Arizona • Long Beach, California • Palo Alto, California + 19 more
Source: ClinicalTrials.gov public record
Updated Sep 13, 2022 · Synced Jun 25, 2026, 11:42 PM EDT
Completed Phase 3 Interventional Results available

Open-Label Clinical Study of Droxidopa in Patients With Neurogenic Orthostatic Hypotension (NOH)

NCT00738062
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 Jun 25, 2026, 11:42 PM EDT
Completed Not applicable Interventional

Symptomatic Relief of Action Tremor With Cala Trio Using Trio+ Bands

NCT05480215
View directory record Official record
Conditions
Essential Tremor, Parkinson Disease
Interventions
Cala Device
Device
Lead sponsor
Cala Health, Inc.
Industry
Eligibility
22 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
1
States / cities
San Mateo, California
Source: ClinicalTrials.gov public record
Updated Jul 28, 2022 · Synced Jun 25, 2026, 11:42 PM EDT
Active, not recruiting Phase 2 Interventional

Adrenergic Blockers for Cardiac Changes in Early Parkinson's Disease (Protocol 53136)

NCT03775096
View directory record Official record
Conditions
REM Sleep Behavior Disorder, Pre-motor Parkinson Disease, Symptomatic Parkinson Disease
Interventions
Carvedilol
Drug
Lead sponsor
Michele Tagliati, MD
Other
Eligibility
50 Years to 85 Years
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2026
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Mar 1, 2026 · Synced Jun 25, 2026, 11:42 PM EDT
Completed Phase 3 Interventional Results available

A Two Part Study (306A/306B) to Assess Droxidopa in Treatment of NOH in Patients With Parkinson's Disease

NCT01176240
View directory record Official record
Conditions
Orthostatic Hypotension, Parkinson's Disease
Interventions
Droxidopa, Placebo
Drug · Other
Lead sponsor
Chelsea Therapeutics
Industry
Eligibility
18 Years and older
Enrollment
225 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
60
States / cities
Alabaster, Alabama • Gilbert, Arizona • Phoenix, Arizona + 53 more
Source: ClinicalTrials.gov public record
Updated May 19, 2014 · Synced Jun 25, 2026, 11:42 PM EDT
Terminated Phase 3 Interventional Results available

A Clinical Study of Patients With Symptomatic NOH to Assess Sustained Effects of Droxidopa Therapy

NCT01927055
View directory record Official record
Conditions
Symptomatic Neurogenic Orthostatic Hypotension, Parkinson's Disease, Multiple Systems Atrophy, Pure Autonomic Failure, Dopamine Beta Hydroxylase Deficiency
Interventions
Droxidopa, Placebo
Drug
Lead sponsor
Chelsea Therapeutics
Industry
Eligibility
18 Years and older
Enrollment
61 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
3
States / cities
New York, New York • Charlotte, North Carolina • Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jan 7, 2016 · Synced Jun 25, 2026, 11:42 PM EDT
Completed Phase 4 Interventional Results available

Sustained Effect of Droxidopa in Symptomatic Neurogenic Orthostatic Hypotension

NCT02586623
View directory record Official record
Conditions
Symptomatic Neurogenic Orthostatic Hypotension
Interventions
Droxidopa capsules, Placebo capsules
Drug
Lead sponsor
H. Lundbeck A/S
Industry
Eligibility
18 Years and older
Enrollment
453 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2022
U.S. locations
168
States / cities
Chandler, Arizona • Phoenix, Arizona • Scottsdale, Arizona + 103 more
Source: ClinicalTrials.gov public record
Updated Aug 22, 2023 · Synced Jun 25, 2026, 11:42 PM EDT
Terminated Phase 3 Interventional Results available

Phase 3 Open-Label Extension Study of TD-9855 for Treating Symptomatic nOH in Subjects With Primary Autonomic Failure

NCT04095793
View directory record Official record
Conditions
Symptomatic Neurogenic Orthostatic Hypotension
Interventions
ampreloxetine
Drug
Lead sponsor
Theravance Biopharma
Industry
Eligibility
30 Years and older
Enrollment
110 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
13
States / cities
Colorado Springs, Colorado • Boca Raton, Florida • Port Charlotte, Florida + 10 more
Source: ClinicalTrials.gov public record
Updated Nov 29, 2022 · Synced Jun 25, 2026, 11:42 PM EDT