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Mild Cognitive Impairment clinical trials in Portland, OR

8 studies for Mild Cognitive Impairment are looking for participants at sites in and around Portland (within about 30 miles). Open a study to see who can join and how to contact the study team.

A Study of Donanemab (LY3002813) in Participants With Early Cognitive Decline (TRAILBLAZER-ALZ 7)

RecruitingPhase 2
  • Summit Headlands, Portland
  • Oregon Health and Science University, Portland
Ages 55 to 85 · All sexes · Updated Sep 22, 2026 · NCT07589595

Screening Study to Determine Individuals With Potential Trial Eligibility for Alzheimer's Disease Studies

RecruitingPhase 3
  • Summit Research Network Inc., Portland
Ages 50 to 90 · All sexes · Updated Sep 21, 2026 · NCT07177352

Pragmatic Evaluation of Events And Benefits of Lipid-lowering in Older Adults

RecruitingPhase 4Healthy volunteers welcome
  • Oregon Health and Science University, Portland
Ages 75 and older · All sexes · Updated Sep 1, 2026 · NCT04262206

A Study to Evaluate the Efficacy and Safety of KarXT + KarX-EC for Cognitive Impairment in Alzheimer's Disease

RecruitingPhase 3
  • Summit Headlands, Portland
Ages 60 to 85 · All sexes · Updated Aug 20, 2026 · NCT06976216

Cerebral Autosomal Dominant Arteriopathy With Subcortical Infarcts and Leukoencephalopathy (CADASIL) Study

RecruitingObservational studyHealthy volunteers welcome
  • Oregon Health & Science University, Portland
Ages 18 and older · All sexes · Updated Jan 15, 2026 · NCT05677880

OCT Angiography and NRAI in Dementia

RecruitingObservational studyHealthy volunteers welcome
  • Oregon Health & Science University, Portland
Ages 55 and older · All sexes · Updated Sep 12, 2025 · NCT03761381

Cognitive Rehabilitation for Veterans With MDD-related Cognitive Functioning Deficits

Recruiting
  • Portland VA Medical Center, Portland
Ages 18 and older · All sexes · Updated Jun 6, 2025 · NCT06728774

Safety and Target Engagement of Centella Asiatica in Cognitive Impairment

RecruitingPhase 1
  • Oregon Health & Science University, Portland
Ages 60 to 85 · All sexes · Updated Apr 11, 2025 · NCT05591027

About Mild Cognitive Impairment

In mild cognitive impairment (MCI), you have more memory and thinking problems than others your age, but they don't interfere with your everyday life.

More about Mild Cognitive Impairment on MedlinePlus

Mild Cognitive Impairment trials in other cities

Other studies in Portland

From ClinicalTrials.gov, data retrieved Sep 29, 2026. Each study sets its own eligibility; the study team decides who can join.