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Alzheimer's Disease clinical trials in Santa Ana, CA

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

Recruiting for a study here? Feature it at the top of this page — $99 for 30 days →

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

RecruitingPhase 3
  • Syrentis Clinical Research, Santa Ana
Ages 50 to 90 · All sexes · Updated Sep 21, 2026 · NCT07177352

A Study of Trontinemab in Cognitively Unimpaired Individuals at Risk for Progression to Symptomatic Alzheimer's Disease

RecruitingPhase 3
  • Syrentis Clinical Research, Santa Ana
Ages 55 to 80 · All sexes · Updated Sep 10, 2026 · NCT07717411

A Clinical Study of MK-2214 in People With Early Alzheimer's Disease (MK-2214-004)

RecruitingPhase 2
  • Syrentis Clinical Research ( Site 1001), Santa Ana
Ages 50 to 85 · All sexes · Updated Aug 26, 2026 · NCT07033494

A Study of Donanemab (LY3002813) in Participants Who Completed Study AACM (TRAILBLAZER-ALZ 3-EXT).

RecruitingPhase 3
  • Syrentis Clinical Research, Santa Ana
Ages 55 and older · All sexes · Updated Jul 7, 2026 · NCT07602582

About Alzheimer's Disease

Alzheimer's disease is a brain disorder that slowly destroys memory and thinking skills. It's the most common cause of dementia among older adults.

More about Alzheimer's Disease on MedlinePlus

Alzheimer's Disease trials in other cities

Other studies in Santa Ana

From ClinicalTrials.gov, data retrieved Oct 6, 2026. Each study sets its own eligibility; the study team decides who can join.