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Parkinson's Disease clinical trials in Washington
16 studies for Parkinson's Disease are looking for participants at sites in Washington.
Cities in Washington
A Study to Determine if BHV-8000 is Effective, Safe and Tolerable as a Treatment for Adults Living With Early Parkinson's Disease
- Site-007, Bellevue
- Site-019, Seattle
RecruitingPhase 2/3
Ages 40 to 80 · All sexes · Updated Sep 28, 2026 · NCT06976268Low-dose Carbon Monoxide (HBI-002) Trial to Evaluate Safety, Tolerability, PK, and Biomarkers in Parkinson's Disease
- Inland Northwest Research, Spokane
RecruitingPhase 2
Ages 40 to 80 · All sexes · Updated Sep 21, 2026 · NCT07005180A Study of Buntanetap in Participants With PD
- Inland Northwest Research, Spokane
RecruitingPhase 2/3
Ages 40 to 85 · All sexes · Updated Sep 21, 2026 · NCT07284784Registry of Deep Brain Stimulation With the VERCISE™ System: Vercise DBS Registry
- Evergreen Health, Kirkland
- Virginia Mason Medical Center, Seattle
- University of Washington Medical Center, Seattle
- and 1 more
RecruitingObservational study
Ages 18 and older · All sexes · Updated Sep 16, 2026 · NCT02071134A Study to Evaluate the Efficacy, PK, Safety, and Tolerability of VIM0423 in Adults With Parkinson's Disease Tremor Insufficiently Responsive to Dopaminergic Therapy
- Vima Site #023, Kirkland
- Vima Site #015, Spokane
RecruitingPhase 2
Ages 18 to 65 · All sexes · Updated Sep 11, 2026 · NCT07804615A Study to Evaluate the Effectiveness of Two Doses of AP-472 as Adjunctive Therapy to Levodopa in Parkinson's Disease (PD) Participants With Motor Fluctuations
- EvergreenHealth (Site #219), Kirkland
RecruitingPhase 2
Ages 30 to 80 · All sexes · Updated Sep 10, 2026 · NCT07432958Parkinson's Foundation PD GENEration Genetic Registry
- Evergreen Health, Kirkland
- Inland Northwest Research, Spokane
RecruitingObservational study
Ages 18 and older · All sexes · Updated Sep 8, 2026 · NCT04994015A US Study That Observes How Parkinson's Disease Changes Over Time in Patients Who Still Have Movement Symptoms Despite Taking Parkinson's Medications
- VA Puget Sound Health Care System, Seattle
RecruitingObservational study
Ages 45 to 75 · All sexes · Updated Sep 4, 2026 · NCT07330258A Phase 2 Study and Open-Label Extension of NEU-411 in Companion Diagnostic-Positive Participants With Early Parkinson's Disease
- EvergreenHealth, Kirkland
- Inland Northwest Research, Spokane
RecruitingPhase 2
Ages 40 to 80 · All sexes · Updated Aug 28, 2026 · NCT06680830A Study to Investigate the Efficacy and Safety of Bemdaneprocel in Adults Who Have Parkinson's Disease
- EvergreenHealth - Research Department, Kirkland
RecruitingPhase 3
Ages 45 to 75 · All sexes · Updated Aug 4, 2026 · NCT06944522PPMI Clinical - Establishing a Deeply Phenotyped PD Cohort
- Univ of Washington and VA Puget Sound Health Care System, Seattle
RecruitingObservational studyHealthy volunteers welcome
Ages 30 and older · All sexes · Updated Jul 27, 2026 · NCT04477785A Study of AAV2-GDNF in Adults With Moderate Parkinson's Disease (REGENERATE-PD)
- EvergreenHealth Research Department (Neurology), Kirkland
RecruitingPhase 2
Ages 45 to 75 · All sexes · Updated Jun 29, 2026 · NCT06285643Use of CereGate Therapy for Freezing of Gait in PD
- University of Washington, Seattle
Recruiting
Ages 21 to 80 · All sexes · Updated May 28, 2026 · NCT05292794A Study of LY4006896 in Healthy Participants and Participants With Parkinson's Disease
- Evergreen Health Research, Kirkland
- Inland Northwest Research, Spokane
RecruitingPhase 1Healthy volunteers welcome
Ages 30 to 85 · All sexes · Updated Apr 20, 2026 · NCT06809400The Parkinson's Genetic Research Study
- VA Puget Sound Health Care System, Seattle
- University of Washington, Seattle
RecruitingObservational studyHealthy volunteers welcome
Ages 18 and older · All sexes · Updated May 14, 2024 · NCT01558479Modifiable Variables in Parkinsonism (MVP)
- Bastyr University, Kenmore
RecruitingObservational study
Ages 19 and older · All sexes · Updated Mar 25, 2022 · NCT02194816From ClinicalTrials.gov, data retrieved Sep 30, 2026. Each study sets its own eligibility; the study team decides who can join.