Brain disorders Clinical Trials in Portland, OR

As of June 2026, 47 paid clinical trials are recruiting for Brain disorders in Portland, Oregon. Brain disorder trials span neurodegenerative diseases, stroke, traumatic brain injury, and neuromuscular conditions — testing both pharmacologic and rehabilitative approaches to slow progression and improve function. Compensation typically covers time, travel, and study visits, and many studies also include study-related medical care at no cost.

Recruiting trial data synced daily from ClinicalTrials.gov. Last sync: June 12, 2026.

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47 clinical trials for Brain disorders

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GORE® CARDIOFORM Septal Occluder and Antiplatelet Medical Management for Reduction of Recurrent Stroke in Patients With Patent Foramen Ovale (PFO): the REDUCE Post Approval Study

for Stroke

45 locations incl. Tucson

Sponsor: W.L.Gore & Associates

Sex: All·Age: 18 - 70

Code: NCT03821129·Recruiting

Apply to this trial

The GBA Multimodal Study in Parkinson's Disease

for Parkinson Disease

2 locations incl. Portland

Sponsor: Pacific Parkinson's Research Centre

Sex: All·Age: 18 - 80

Code: NCT04101968·Recruiting

Apply to this trial

Pilot Study of BCAA on Sleep

for Sleep Disorder

1 location in Portland

Sponsor: Portland VA Medical Center

Sex: All·Age: 18 - 89

Code: NCT03990909·Recruiting

Apply to this trial

OCT Angiography and NRAI in Dementia

for Alzheimer Disease

1 location in Portland

Sponsor: Oregon Health and Science University

Sex: All·Age: 55+·Accepts healthy volunteers

Code: NCT03761381·Recruiting

Apply to this trial

North American Prodromal Synucleinopathy Consortium

for REM Sleep Behavior Disorder

9 locations incl. Sun City

Sponsor: Washington University School of Medicine

Sex: All·Age: 18+

Code: NCT03623672·Enrolling By Invitation

Clinical Procedures to Support Research in ALS

for Amyotrophic Lateral Sclerosis

11 locations incl. Irvine

Sponsor: University of Miami

Sex: All·Age: 18+

Code: NCT03489278·Recruiting

Apply to this trial

The Parkinson's Genetic Research Study

for Parkinson's Disease

5 locations incl. Atlanta

Sponsor: University of Washington

Sex: All·Age: 18+·Accepts healthy volunteers

Code: NCT01558479·Recruiting

Apply to this trial

Conditions in Brain disorders (Portland, OR)

Parkinson's disease· 13 Alzheimer's disease· 7 Stroke· 6 ALS (amyotrophic lateral sclerosis)· 5 Myasthenia gravis· 5 Dementia· 4 Mild cognitive impairment (MCI)· 3 Multiple sclerosis· 3 Traumatic brain injury (TBI)· 3 Epilepsy· 2 Cognitive impairment / decline· 2 Essential tremor· 1