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Synucleinopathies clinical trials recruiting in the U.S.
5 studies for Synucleinopathies are recruiting participants at sites across the United States.
Recently updated studies
An Exploratory Study of the Potential for Rational Immune System Manipulation to Prevent Emergence of Synucleinopathy Manifestations in Persons With REM Sleep Behavior Disorder (RBD)
RecruitingPhase 2
Ages 50 to 80 · All sexes · Updated Nov 9, 2026 · NCT06996652A Study of Donanemab (LY3002813) in Participants With Early Cognitive Decline (TRAILBLAZER-ALZ 7)
RecruitingPhase 2
Ages 55 to 85 · All sexes · Updated Nov 4, 2026 · NCT07589595Slow-SPEED: Slowing Parkinson's Early Through Exercise Dosage
Recruiting
Ages 50 and older · All sexes · Updated Oct 15, 2026 · NCT06993142Autologous suraL nervE Grafting to the Substantia nigrA in Patients With Synuclienopathies
RecruitingPhase 1
Ages 40 to 75 · All sexes · Updated Aug 31, 2026 · NCT06683365Tenapanor in Synucleinopathy-Related Constipation
RecruitingPhase 2
Ages 50 to 89 · All sexes · Updated Feb 10, 2025 · NCT06460038From ClinicalTrials.gov, data retrieved Nov 15, 2026. Each study sets its own eligibility; the study team decides who can join.