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Primary Progressive Nonfluent Aphasia clinical trials recruiting in the U.S.
5 studies for Primary Progressive Nonfluent Aphasia are recruiting participants at sites across the United States.
Recently updated studies
Transcranial Direct Current Stimulation in the Treatment of Primary Progressive Aphasia
RecruitingPhase 2Healthy volunteers welcome
Ages 50 to 90 · All sexes · Updated May 5, 2026 · NCT05386394The Neurobiology of Two Distinct Types of Progressive Apraxia of Speech
RecruitingObservational study
Ages 18 and older · All sexes · Updated May 1, 2026 · NCT03313011Intervention for Communication Quality of Life in Primary Progressive Aphasia
Recruiting
Ages 40 and older · All sexes · Updated Apr 21, 2026 · NCT07219680Language in Primary Progressive Aphasia
RecruitingObservational study
All ages · All sexes · Updated Feb 27, 2026 · NCT00537004Longitudinal Multi-Modality Imaging in Progressive Apraxia of Speech
RecruitingPhase 4
Ages 18 and older · All sexes · Updated Nov 12, 2025 · NCT01818661From ClinicalTrials.gov, data retrieved Sep 30, 2026. Each study sets its own eligibility; the study team decides who can join.