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Showing 1–24 of 31 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Not listed No phase listed Observational Accepts healthy volunteers

Diagnostic and Prognostic Biomarkers in Parkinson Disease

NCT00653783
Conditions
Parkinson Disease, Multiple System Atrophy, Progressive Supranuclear Palsy
Interventions
Not listed
Lead sponsor
The Parkinson Study Group
Network
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2007
U.S. locations
1
States / cities
Rochester, New York
Conditions
Lewy Body Disease
Interventions
LBD Biomarker Education and Disclosure
Other
Lead sponsor
Stanford University
Other
Eligibility
40 Years to 85 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2030
U.S. locations
1
States / cities
Stanford, California
Conditions
Parkinson Disease
Interventions
Lithium
Drug
Lead sponsor
State University of New York at Buffalo
Other
Eligibility
45 Years to 80 Years
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
1
States / cities
Williamsville, New York
Conditions
REM Sleep Behavior Disorder
Interventions
Adalimumab, Placebo
Drug
Lead sponsor
Yale University
Other
Eligibility
50 Years to 80 Years
Enrollment
108 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
18
States / cities
Los Angeles, California • Aurora, Colorado • North Haven, Connecticut + 14 more
Conditions
Synucleinopathy, Parkinson's Disease
Interventions
Tenapanor, Placebo
Drug
Lead sponsor
Cedar Valley Digestive Health Center
Other
Eligibility
50 Years to 89 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Waterloo, Iowa
Conditions
Dementia With Lewy Bodies (DLB)
Interventions
Neflamapimod
Drug
Lead sponsor
EIP Pharma Inc
Industry
Eligibility
55 Years and older
Enrollment
91 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
22
States / cities
La Jolla, California • Santa Monica, California • Aurora, Colorado + 18 more
Recruiting No phase listed Observational Accepts healthy volunteers

Parkinson's Disease Biomarkers in Nerve Cells in the Gut

NCT05347407
Conditions
Parkinson Disease
Interventions
Colonoscopy
Procedure
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
45 Years to 75 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2028
U.S. locations
1
States / cities
New York, New York
Not listed No phase listed Observational Accepts healthy volunteers

Biomarker Analysis for GBA Associated Parkinson's Disease

NCT03811496
Conditions
Parkinson Disease, Gaucher Disease
Interventions
Not listed
Lead sponsor
Lysosomal and Rare Disorders Research and Treatment Center, Inc.
Other
Eligibility
50 Years and older
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Fairfax, Virginia
Conditions
Parkinson's Disease (PD), Parkinson's Disease, Parkinson's Disease (Disorder)
Interventions
[18F]MK-0947
Drug
Lead sponsor
Invicro
Other
Eligibility
18 Years to 80 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
New Haven, Connecticut
Conditions
Parkinson Disease
Interventions
KM-819, Placebo
Drug
Lead sponsor
FAScinate Therapeutics Inc.
Industry
Eligibility
40 Years and older
Enrollment
314 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
3
States / cities
Glendale, California • San Diego, California • Royal Oak, Michigan
Completed No phase listed Observational Accepts healthy volunteers

Systemic Synuclein Sampling Study (S4)

NCT02572713
Conditions
Parkinson's Disease
Interventions
Biofluid samplings, Tissue samplings, DaTSCAN™
Procedure · Drug
Lead sponsor
Michael J. Fox Foundation for Parkinson's Research
Other
Eligibility
40 Years and older
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
5
States / cities
Birmingham, Alabama • Scottsdale, Arizona • New Haven, Connecticut + 2 more
Not listed Not applicable Interventional Accepts healthy volunteers

Detecting Parkinson's Disease Through Speech Analysis

NCT03133611
Conditions
Parkinson Disease, REM Sleep Behavior Disorder
Interventions
Speech assessment, Routine clinical assessment
Other
Lead sponsor
Czech Technical University in Prague
Other
Eligibility
50 Years to 80 Years
Enrollment
350 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2020
U.S. locations
1
States / cities
Rochester, Minnesota
Enrolling by invitation No phase listed Observational

North American Prodromal Synucleinopathy Consortium

NCT03623672
Conditions
REM Sleep Behavior Disorder, Parkinson Disease, Lewy Body Disease, Dementia With Lewy Bodies, Multiple System Atrophy, REM Sleep Parasomnias
Interventions
Not listed
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2026
U.S. locations
9
States / cities
Sun City, Arizona • Los Angeles, California • Redwood City, California + 6 more
Conditions
Parkinson Disease, Parkinsonism, Dementia With Lewy Bodies, Multiple System Atrophy, Progressive Supranuclear Palsy, Corticobasal Degeneration
Interventions
punch skin biopsy
Procedure
Lead sponsor
University Hospitals Cleveland Medical Center
Other
Eligibility
21 Years to 89 Years
Enrollment
184 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2025
U.S. locations
2
States / cities
Cleveland, Ohio • South Euclid, Ohio
Conditions
Dementia With Lewy Bodies
Interventions
Neflamapimod, Placebo
Drug
Lead sponsor
EIP Pharma Inc
Industry
Eligibility
55 Years and older
Enrollment
159 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
29
States / cities
Phoenix, Arizona • Sun City, Arizona • Tucson, Arizona + 26 more
Completed No phase listed Observational

Synuclein-One Study

NCT04700722
Conditions
Parkinson Disease, Multiple System Atrophy, Dementia With Lewy Bodies, Pure Autonomic Failure
Interventions
Skin Biopsy
Diagnostic Test
Lead sponsor
CND Life Sciences
Other
Eligibility
40 Years to 99 Years
Enrollment
428 participants
Timeline
2021 – 2023
U.S. locations
23
States / cities
Chandler, Arizona • Phoenix, Arizona • Scottsdale, Arizona + 19 more
Active, not recruiting No phase listed Observational

The Syn-Sleep Study

NCT05757206
Conditions
REM Sleep Behavior Disorder (iRBD)
Interventions
Syn-One Test
Diagnostic Test
Lead sponsor
CND Life Sciences
Other
Eligibility
18 Years to 85 Years
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
8
States / cities
Chandler, Arizona • Phoenix, Arizona • Scottsdale, Arizona + 5 more
Conditions
REM Behavior Disorder, Parkinson Disease
Interventions
Not listed
Lead sponsor
CND Life Sciences
Other
Eligibility
50 Years to 85 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
18
States / cities
Scottsdale, Arizona • Aliso Viejo, California • Los Angeles, California + 14 more
Conditions
Parkinson's Disease
Interventions
Placebo, BIIB054
Drug
Lead sponsor
Biogen
Industry
Eligibility
40 Years to 80 Years
Enrollment
357 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
32
States / cities
Birmingham, Alabama • Phoenix, Arizona • La Jolla, California + 26 more
Conditions
Age-Related Macular Degeneration, Allergies, Alpha-Gal Syndrome, Alzheimer Disease, Amyloidosis, Ankylosing Spondylitis, Arthritis, Alopecia Areata, Asthma, Atopic Dermatitis, Autism, Autoimmune Hepatitis, Behcet's Disease, Beta-Thalassemia, Cancer, Celiac Disease, Kidney Diseases, COPD, Crohn Disease, Cystic Fibrosis, Diabetes, Dravet Syndrome, DMD, Fibromyalgia, Graves Disease, Thyroid Diseases, Hepatitis, Hidradenitis Suppurativa, ITP, Leukemia, ALS, Lupus or SLE, Lymphoma, Multiple Sclerosis, Myasthenia Gravis, Heart Diseases, Parkinson Disease, Pemphigus Vulgaris, Cirrhosis, Psoriasis, Schizophrenia, Scleroderma, Sickle Cell Disease, Stroke, Ulcerative Colitis, Vasculitis, Vitiligo
Interventions
Specimen sample
Diagnostic Test
Lead sponsor
Sanguine Biosciences
Industry
Eligibility
18 Years to 85 Years
Enrollment
20,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
1
States / cities
Waltham, Massachusetts
Conditions
Parkinson's Disease, Healthy
Interventions
BIIB054, Placebo
Drug
Lead sponsor
Biogen
Industry
Eligibility
40 Years to 80 Years
Enrollment
66 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
9
States / cities
Washington D.C., District of Columbia • Hallandale, Florida • Oviedo, Florida + 6 more
Conditions
Cognitive Dysfunction, Lewy Body Disease, Synucleinopathies, Amyloid
Interventions
Donanemab, Placebo
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
55 Years to 85 Years
Enrollment
350 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
42
States / cities
Chandler, Arizona • Scottsdale, Arizona • Carlsbad, California + 36 more
Conditions
Parkinson's Disease
Interventions
Glycerol Phenylbutyrate
Drug
Lead sponsor
University of Colorado, Denver
Other
Eligibility
21 Years to 80 Years
Enrollment
38 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2019
U.S. locations
1
States / cities
Aurora, Colorado
Conditions
PARKINSON DISEASE (Disorder), Parkinson, Parkinson's Disease and Parkinsonism, Parkinson Disease
Interventions
No Intervention: Observational Cohort
Diagnostic Test
Lead sponsor
CND Life Sciences
Other
Eligibility
40 Years to 99 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
1
States / cities
Portland, Oregon