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Parkinson's Disease clinical trials in Seattle, WA

6 studies for Parkinson's Disease are looking for participants at sites in and around Seattle (within about 30 miles). Open a study to see who can join and how to contact the study team.

A Study to Determine if BHV-8000 is Effective, Safe and Tolerable as a Treatment for Adults Living With Early Parkinson's Disease

RecruitingPhase 2/3
  • Site-019, Seattle
Ages 40 to 80 · All sexes · Updated Sep 28, 2026 · NCT06976268

Registry of Deep Brain Stimulation With the VERCISE™ System: Vercise DBS Registry

RecruitingObservational study
  • Virginia Mason Medical Center, Seattle
  • University of Washington Medical Center, Seattle
Ages 18 and older · All sexes · Updated Sep 16, 2026 · NCT02071134

A US Study That Observes How Parkinson's Disease Changes Over Time in Patients Who Still Have Movement Symptoms Despite Taking Parkinson's Medications

RecruitingObservational study
  • VA Puget Sound Health Care System, Seattle
Ages 45 to 75 · All sexes · Updated Sep 4, 2026 · NCT07330258

PPMI Clinical - Establishing a Deeply Phenotyped PD Cohort

RecruitingObservational studyHealthy volunteers welcome
  • Univ of Washington and VA Puget Sound Health Care System, Seattle
Ages 30 and older · All sexes · Updated Jul 27, 2026 · NCT04477785

Use of CereGate Therapy for Freezing of Gait in PD

Recruiting
  • University of Washington, Seattle
Ages 21 to 80 · All sexes · Updated May 28, 2026 · NCT05292794

The Parkinson's Genetic Research Study

RecruitingObservational studyHealthy volunteers welcome
  • VA Puget Sound Health Care System, Seattle
  • University of Washington, Seattle
Ages 18 and older · All sexes · Updated May 14, 2024 · NCT01558479

About Parkinson's Disease

Parkinson's disease (PD) is a movement disorder. It causes tremors, stiffness, and slow movement. It gets worse over time. Learn what can help.

More about Parkinson's Disease on MedlinePlus

Parkinson's Disease trials in other cities

Other studies in Seattle

From ClinicalTrials.gov, data retrieved Oct 1, 2026. Each study sets its own eligibility; the study team decides who can join.