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ClinicalTrials.gov public records Last synced Sep 6, 2026, 2:22 AM EDT

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Showing 1–24 of 76 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Parkinson Disease
Interventions
Pramipexole, Placebo
Drug
Lead sponsor
Boehringer Ingelheim
Industry
Eligibility
31 Years and older
Enrollment
312 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2006
U.S. locations
39
States / cities
Phoenix, Arizona • Little Rock, Arkansas • Fountain Valley, California + 32 more
Completed Phase 3 Interventional Results available

Phase 3 Study of Dexpramipexole in ALS

NCT01281189
Conditions
Amyotrophic Lateral Sclerosis
Interventions
Dexpramipexole, Placebo
Drug
Lead sponsor
Knopp Biosciences
Industry
Eligibility
18 Years to 80 Years
Enrollment
942 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
43
States / cities
Phoenix, Arizona • Little Rock, Arkansas • Fresno, California + 39 more
Conditions
Parkinson Disease
Interventions
Requip PR, Mirapex
Drug
Lead sponsor
Rajesh Pahwa, MD
Other
Eligibility
18 Years and older
Enrollment
61 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
1
States / cities
Kansas City, Kansas
Conditions
Major Depressive Disorder, Mild Neurocognitive Disorder, HIV
Interventions
Pramipexole ER, Escitalopram
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 70 Years
Enrollment
186 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026
U.S. locations
25
States / cities
Birmingham, Alabama • Los Angeles, California • San Diego, California + 20 more
Conditions
Restless Legs Syndrome
Interventions
Pramipexole
Drug
Lead sponsor
Boehringer Ingelheim
Industry
Eligibility
18 Years to 80 Years
Enrollment
345 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2005
U.S. locations
44
States / cities
Peoria, Arizona • Scottsdale, Arizona • Fountain Valley, California + 39 more
Conditions
Brain Tumors, Epilepsy, Migraine, Mild Cognitive Impairment, Concussion, Multiple Sclerosis, Neuropathy, Parkinson's, Restless Legs Syndrome, Stroke
Interventions
Listed for each disorder below, up to three drugs per disorder (too many characters to list in this field; see Intervention Description)
Drug
Lead sponsor
Endeavor Health
Other
Eligibility
18 Years to 100 Years
Enrollment
3,300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2027
U.S. locations
1
States / cities
Evanston, Illinois
Conditions
Amyotrophic Lateral Sclerosis
Interventions
R(+) pramipexole dihydrochloride monohydrate
Drug
Lead sponsor
Bennett, James P., Jr., M.D., Ph.D.
Individual
Eligibility
21 Years to 85 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2006
U.S. locations
2
States / cities
Pittsburgh, Pennsylvania • Charlottesville, Virginia
Terminated Phase 4 Interventional Accepts healthy volunteers Results available

Imaging the Nucleus Accumbens in Major Depressed Patients 'Treated With Pramipexole

NCT01066897
Conditions
Depression
Interventions
Pramipexole
Drug
Lead sponsor
Stanford University
Other
Eligibility
20 Years to 65 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2013
U.S. locations
1
States / cities
Stanford, California
Conditions
Eosinophilic Asthma, Asthma; Eosinophilic, Asthma
Interventions
Dexpramipexole Dihydrochloride, Placebo
Drug
Lead sponsor
Areteia Therapeutics
Industry
Eligibility
12 Years to 99 Years
Enrollment
1,061 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
89
States / cities
Bakersfield, California • La Palma, California • Newport Beach, California + 73 more
Completed Phase 1 Interventional Accepts healthy volunteers

Dexpramipexole and Cimetidine Drug Drug Interaction (DDI)

NCT01536249
Conditions
Amyotrophic Lateral Sclerosis
Interventions
Dexpramipexole, Cimetidine plus Dexpramipexole
Drug
Lead sponsor
Knopp Biosciences
Industry
Eligibility
18 Years to 55 Years
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012
U.S. locations
1
States / cities
Overland Park, Kansas
Conditions
Amyotrophic Lateral Sclerosis, Renal Insufficiency
Interventions
Dexpramipexole (dose 1), Dexpramipexole (dose 2)
Drug
Lead sponsor
Knopp Biosciences
Industry
Eligibility
18 Years to 75 Years
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
2
States / cities
Orlando, Florida • Brooklyn Center, Minnesota
Completed Phase 1 Interventional Accepts healthy volunteers

Dexpramipexole SAD/MAD Study

NCT01449578
Conditions
Amyotrophic Lateral Sclerosis
Interventions
Dexpramipexole, Dexpramipexole Placebo
Drug
Lead sponsor
Knopp Biosciences
Industry
Eligibility
18 Years to 55 Years
Enrollment
63 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
1
States / cities
Overland Park, Kansas
Conditions
Parkinson Disease, Parkinsonian Syndrome
Interventions
levodopa, Mirapex (pramipexole), [123I]ß-CIT and SPECT imaging
Drug · Procedure
Lead sponsor
Institute for Neurodegenerative Disorders
Other
Eligibility
30 Years and older
Enrollment
112 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2007
U.S. locations
13
States / cities
Oxnard, California • Englewood, Colorado • New Haven, Connecticut + 9 more
Conditions
Eosinophilic Asthma, Asthma; Eosinophilic, Asthma Attack
Interventions
Dexpramipexole Dihydrochloride, Placebo
Drug
Lead sponsor
Areteia Therapeutics
Industry
Eligibility
12 Years to 99 Years
Enrollment
600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
146
States / cities
Chandler, Arizona • Peoria, Arizona • Surprise, Arizona + 123 more
Conditions
Sleep Disorder, Restless Legs Syndrome, Opioid-use Disorder, Opioid Withdrawal
Interventions
Pramipexole, Placebo
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 75 Years
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
2
States / cities
Boston, Massachusetts • Quincy, Massachusetts
Conditions
Cocaine Addiction, Cocaine Abuse, Cocaine Dependence, Substance Abuse
Interventions
Pramipexole, Placebo
Drug
Lead sponsor
Baylor College of Medicine
Other
Eligibility
18 Years to 55 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
1
States / cities
Houston, Texas
Conditions
Bipolar Depression
Interventions
quetiapine (Seroquel) XR, placebo, pramipexole dihydrochloride
Drug
Lead sponsor
Dr. D McIntosh & Dr. K Kjernisted Clinical Research Inc.
Other
Eligibility
18 Years to 65 Years
Enrollment
96 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
2
States / cities
San Diego, California • Kirkland, Washington
Conditions
Impulse Control Disorder, Parkinson Disease
Interventions
Naltrexone, Placebo
Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 85 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Adrenoleukodystrophy, Restless Legs Syndrome
Interventions
Pramipexole, Placebo
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 75 Years · Female only
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Chronic Sinusitis With Nasal Polyps and Eosinophilia
Interventions
dexpramipexole
Drug
Lead sponsor
Knopp Biosciences
Industry
Eligibility
18 Years to 70 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
7
States / cities
Boca Raton, Florida • Baltimore, Maryland • Boston, Massachusetts + 4 more
Conditions
Idiopathic Restless Legs Syndrome
Interventions
placebo and pregabalin, pramipexol, Pregabalin
Drug
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
18 Years and older
Enrollment
731 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
42
States / cities
Birmingham, Alabama • Jasper, Alabama • Tuscaloosa, Alabama + 35 more
Completed Phase 2 Interventional Accepts healthy volunteers

Clinical Trial of Pramipexole in Bipolar Depression

NCT00025792
Conditions
Bipolar Disorder
Interventions
Pramipexole
Drug
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
Not listed
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2001 – 2005
U.S. locations
1
States / cities
Bethesda, Maryland
Completed Phase 1Phase 2 Interventional

R(+)PPX High Dose Treatment of ALS

NCT00600873
Conditions
Amyotrophic Lateral Sclerosis
Interventions
R(+) pramipexole dihydrochloride monohydrate
Drug
Lead sponsor
Bennett, James P., Jr., M.D., Ph.D.
Individual
Eligibility
30 Years to 80 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
1
States / cities
Charlottesville, Virginia
Conditions
Parkinson Disease
Interventions
pramipexole
Drug
Lead sponsor
Boehringer Ingelheim
Industry
Eligibility
30 Years to 79 Years
Enrollment
535 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2006
U.S. locations
32
States / cities
Brimingham, Alabama • Scottsdale, Arizona • La Jolla, California + 28 more