Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Sep 2, 2026, 12:51 AM EDT

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Showing 1–20 of 20 matching trials from the live ClinicalTrials.gov search.
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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
Eosinophilic Asthma, Asthma
Interventions
Dexpramipexole, Placebo
Drug
Lead sponsor
Knopp Biosciences
Industry
Eligibility
18 Years to 74 Years
Enrollment
534 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
36
States / cities
Los Angeles, California • Mission Viejo, California • Westminster, California + 30 more
Conditions
Amyotrophic Lateral Sclerosis
Interventions
Dexpramipexole, Dexpramipexole Placebo, Moxifloxacin
Drug
Lead sponsor
Knopp Biosciences
Industry
Eligibility
18 Years to 60 Years
Enrollment
68 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012
U.S. locations
1
States / cities
Overland Park, Kansas
Completed Early Phase 1 Interventional Results available

Non-Opioid Pramipexole and Pain

NCT03842709
Conditions
Chronic Pain
Interventions
Pramipexole Oral Tablet, Placebo
Drug · Other
Lead sponsor
University of New Mexico
Other
Eligibility
18 Years and older
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Albuquerque, New Mexico
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
Major Depressive Disorder (MDD)
Interventions
CTC-501
Drug
Lead sponsor
Chase Therapeutics Corporation
Industry
Eligibility
18 Years to 65 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2025
U.S. locations
1
States / cities
Long Beach, California
Terminated Phase 2 Interventional Results available

Pramipexole ER vs. Placebo in Fibromyalgia

NCT00689052
Conditions
Fibromyalgia
Interventions
pramipexole ER, placebo
Drug
Lead sponsor
Boehringer Ingelheim
Industry
Eligibility
18 Years and older
Enrollment
61 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2008
U.S. locations
42
States / cities
Birmingham, Alabama • Phoenix, Arizona • Tucson, Arizona + 39 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
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
Eosinophilic Asthma
Interventions
Dexpramipexole Dihydrochloride
Drug
Lead sponsor
Areteia Therapeutics
Industry
Eligibility
18 Years to 99 Years
Enrollment
509 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
23
States / cities
Bakersfield, California • Northridge, California • Coral Gables, Florida + 13 more
Conditions
Eosinophilic Asthma, Asthma; Eosinophilic, Asthma
Interventions
Dexpramipexole Dihydrochloride, Placebo
Drug
Lead sponsor
Areteia Therapeutics
Industry
Eligibility
12 Years to 99 Years
Enrollment
654 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
76
States / cities
Mobile, Alabama • Chandler, Arizona • Peoria, Arizona + 64 more
Conditions
Amyotrophic Lateral Sclerosis
Interventions
Placebo, Dexpramipexole 50 mg/day, Dexpramipexole 150 mg/day, Dexpramipexole 300 mg/day
Drug
Lead sponsor
Knopp Biosciences
Industry
Eligibility
21 Years to 80 Years
Enrollment
194 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
21
States / cities
Little Rock, Arkansas • Los Angeles, California • San Francisco, California + 18 more
Conditions
Anxiety Disorders, Anxiety, Depression, Social Disconnection
Interventions
Pramipexole Pill, Placebo Pill
Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years to 50 Years
Enrollment
108 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
2
States / cities
San Diego, California • New York, New York
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 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
Anxiety, Depression
Interventions
Pramipexole Oral Tablet
Drug
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 65 Years
Enrollment
167 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2025
U.S. locations
3
States / cities
Los Altos, California • Palo Alto, California • Stanford, California
Conditions
Chronic Obstructive Pulmonary Disease
Interventions
Dexpramipexole Dihydrochloride
Drug
Lead sponsor
Areteia Therapeutics
Industry
Eligibility
40 Years to 80 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
23
States / cities
Conway, Arkansas • Newport Beach, California • Northridge, California + 19 more
Conditions
Renal Colic
Interventions
Pramipexole, Morphine, Placebo oral tablet
Drug
Lead sponsor
East Carolina University
Other
Eligibility
19 Years to 66 Years
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
1
States / cities
Greenville, North Carolina
Conditions
Parkinson Disease, Early Parkinson's Disease
Interventions
P2B001 0.6/0.75 mg, Rasagiline 0.75 mg, Pramipexole 0.6 mg, Marketed Pramipexole ER
Drug
Lead sponsor
Pharma Two B Ltd.
Industry
Eligibility
35 Years to 80 Years
Enrollment
544 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
45
States / cities
Scottsdale, Arizona • Little Rock, Arkansas • Los Angeles, California + 39 more
Terminated Phase 3 Interventional Results available

Phase 3 Extension Study of Dexpramipexole in ALS

NCT01622088
Conditions
Amyotrophic Lateral Sclerosis
Interventions
Dexpramipexole
Drug
Lead sponsor
Knopp Biosciences
Industry
Eligibility
18 Years to 80 Years
Enrollment
616 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
42
States / cities
Phoenix, Arizona • Fresno, California • Orange, California + 38 more