Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 9, 2026, 11:18 PM EDT

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Showing 25–48 of 51 matching trials from the live ClinicalTrials.gov search.
Conditions
Parkinson Disease
Interventions
Tavapadon, Placebo
Drug
Lead sponsor
AbbVie
Industry
Eligibility
40 Years to 80 Years
Enrollment
507 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
54
States / cities
Phoenix, Arizona • Little Rock, Arkansas • Fountain Valley, California + 48 more
Conditions
Parkinson's Disease
Interventions
VY-AADC02, Sham (Placebo) Surgery
Biological · Other
Lead sponsor
Neurocrine Biosciences
Industry
Eligibility
40 Years to 75 Years
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2024
U.S. locations
11
States / cities
Irvine, California • Sacramento, California • San Francisco, California + 8 more
Conditions
Advanced Stage Parkinson's Disease
Interventions
Levodopa (Pardoprunox), Placebo Comparator
Drug
Lead sponsor
Solvay Pharmaceuticals
Industry
Eligibility
30 Years and older
Enrollment
295 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
15
States / cities
Birmingham, Alabama • La Jolla, California • San Francisco, California + 12 more
Conditions
Parkinson Disease
Interventions
AP-472, Placebo
Drug · Other
Lead sponsor
Appello Pharmaceuticals, Inc.
Industry
Eligibility
30 Years to 80 Years
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
30
States / cities
Little Rock, Arkansas • Carlsbad, California • Los Alamitos, California + 25 more
Conditions
Parkinson's Disease
Interventions
Lu AF28996, Placebo
Drug
Lead sponsor
H. Lundbeck A/S
Industry
Eligibility
40 Years to 85 Years
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
2
States / cities
Farmington Hills, Michigan • Round Rock, Texas
Conditions
Idiopathic Parkinson's Disease
Interventions
CVT-301, Observational cohort
Drug · Other
Lead sponsor
Acorda Therapeutics
Industry
Eligibility
30 Years to 85 Years
Enrollment
408 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
14
States / cities
Scottsdale, Arizona • Fountain Valley, California • Panorama City, California + 10 more
Conditions
Parkinson Disease
Interventions
APL-130277, APO-go, Apokyn
Drug
Lead sponsor
Sumitomo Pharma America, Inc.
Industry
Eligibility
18 Years and older
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
3
States / cities
Boca Raton, Florida • Port Charlotte, Florida • Farmington Hills, Michigan
Conditions
Advanced Stage Parkinson's Disease
Interventions
Pardoprunox
Drug
Lead sponsor
Solvay Pharmaceuticals
Industry
Eligibility
30 Years and older
Enrollment
140 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
14
States / cities
La Jolla, California • San Francisco, California • Fort Lauderdale, Florida + 11 more
Conditions
Advanced Parkinson's Disease
Interventions
Not listed
Lead sponsor
AbbVie
Industry
Eligibility
18 Years to 99 Years
Enrollment
213 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2020
U.S. locations
19
States / cities
Birmingham, Alabama • Boca Raton, Florida • Gainesville, Florida + 16 more
Conditions
Parkinson Disease
Interventions
ExAblate Pallidotomy, Sham ExAblate Pallidotomy
Device
Lead sponsor
InSightec
Industry
Eligibility
30 Years and older
Enrollment
92 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2026
U.S. locations
11
States / cities
Stanford, California • Boynton Beach, Florida • Baltimore, Maryland + 7 more
Conditions
Advanced Parkinson's Disease
Interventions
Levodopa-Carbidopa Intestinal Gel (LCIG), CADD-Legacy® 1400 ambulatory infusion pump, Percutaneous Endoscopic Gastrostomy with jejunal extension tube (PEG-J)
Drug · Device
Lead sponsor
AbbVie
Industry
Eligibility
30 Years to 99 Years
Enrollment
262 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2021
U.S. locations
31
States / cities
Birmingham, Alabama • Encinitas, California • Fountain Valley, California + 25 more
Conditions
Idiopathic Parkinson's Disease
Interventions
CVT-301
Drug
Lead sponsor
Acorda Therapeutics
Industry
Eligibility
30 Years to 86 Years
Enrollment
325 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
55
States / cities
Scottsdale, Arizona • Fresno, California • Fullerton, California + 47 more
Terminated Phase 2 Interventional Results available

A Study of E2007 In Patients With Parkinson's Disease

NCT00427011
Conditions
Parkinson's Disease
Interventions
E2007
Drug
Lead sponsor
Eisai Inc.
Industry
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
9
States / cities
Peoria, Arizona • Little Rock, Arkansas • Oxnard, California + 6 more
Conditions
Parkinson Disease
Interventions
Lenrispodun, Placebo
Drug
Lead sponsor
Intra-Cellular Therapies, Inc.
Industry
Eligibility
40 Years and older
Enrollment
79 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
35
States / cities
Phoenix, Arizona • Scottsdale, Arizona • Irvine, California + 31 more
Conditions
Advanced Parkinson's Disease
Interventions
Rotigotine, Placebo
Drug
Lead sponsor
UCB Pharma
Industry
Eligibility
30 Years and older
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
26
States / cities
Birmingham, Alabama • Gilbert, Arizona • Fountain Valley, California + 23 more
Conditions
Parkinson's Disease
Interventions
PF-06649751
Drug
Lead sponsor
Pfizer
Industry
Eligibility
30 Years to 80 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
16
States / cities
Fountain Valley, California • Long Beach, California • Englewood, Colorado + 10 more
Conditions
Advanced Parkinson's Disease
Interventions
Levodopa carbidopa intestinal gel (LCIG), Placebo Gel, Levodopa-carbidopa (LC) oral encapsulated immediate release (IR) tablets, Placebo (PBO) oral capsules, CADD-Legacy® 1400 ambulatory infusion pump, PEG tube, J-tube
Drug · Device
Lead sponsor
AbbVie (prior sponsor, Abbott)
Industry
Eligibility
30 Years and older
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
11
States / cities
Birmingham, Alabama • Fountain Valley, California • Oceanside, California + 8 more
Conditions
Parkinson Disease
Interventions
CVN424 Low Dose, CVN424 High Dose, Placebo
Drug
Lead sponsor
Cerevance Beta, Inc.
Industry
Eligibility
30 Years to 80 Years
Enrollment
136 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
21
States / cities
Long Beach, California • Pasadena, California • Boca Raton, Florida + 18 more
Conditions
Parkinson Disease, Off Episodes
Interventions
APL-130277, Placebo
Drug
Lead sponsor
Sumitomo Pharma America, Inc.
Industry
Eligibility
18 Years and older
Enrollment
141 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
32
States / cities
Birmingham, Alabama • Phoenix, Arizona • Scottsdale, Arizona + 27 more
Conditions
Parkinson's Disease
Interventions
DNS-7801 (low-dose), DNS-7801 (high dose), Placebo
Drug
Lead sponsor
Dart NeuroScience, LLC
Industry
Eligibility
30 Years and older
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017
U.S. locations
9
States / cities
Long Beach, California • Pasadena, California • Englewood, Colorado + 6 more
Conditions
Parkinson's Disease
Interventions
rasagiline mesylate, rasagiline mesylate 1.0 mg
Drug
Lead sponsor
Teva Branded Pharmaceutical Products R&D, Inc.
Industry
Eligibility
30 Years and older
Enrollment
254 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2001
U.S. locations
7
States / cities
Fresno, California • Atlanta, Georgia • Chicago, Illinois + 4 more
Conditions
Parkinson's Disease
Interventions
Sinemet 25-100 Oral Tablet, XP21279, Carbidopa Pill
Drug
Lead sponsor
XenoPort, Inc.
Industry
Eligibility
30 Years to 75 Years
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
2
States / cities
Peoria, Arizona • Bingham Farms, Michigan
Conditions
Parkinson's Disease
Interventions
2 mg perampanel, 4 mg perampanel, placebo comparator
Drug
Lead sponsor
Eisai Inc.
Industry
Eligibility
30 Years and older
Enrollment
752 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
99
States / cities
Birmingham, Alabama • Huntsville, Alabama • Peoria, Arizona + 82 more
Conditions
Idiopathic Parkinson's Disease
Interventions
tozadenant, placebo
Drug
Lead sponsor
Biotie Therapies Inc.
Industry
Eligibility
30 Years to 80 Years
Enrollment
449 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
40
States / cities
Birmingham, Alabama • Sun City, Arizona • Loma Linda, California + 37 more