Drug or treatment

Lecanemab clinical trials

• 7Clinical trials
• 3Countries

Newest trials

All recruiting trials (7)

• Lecanemab-irmb in Real-World Use for Alzheimer’s Disease

  This study tests the safety of lecanemab-irmb in people with Alzheimer’s disease by looking at real-world brain-image changes and related events.

  Recruiting Eisai Inc. · Nutley, New Jersey · NCT07821658

• Lecanemab Efficacy Monitoring with Gold Electrode ECL in Alzheimer’s

  This study tests how well lecanemab works in people with Alzheimer’s by using a new blood test based on mesoporous gold electrode ECL to track biomarkers.

  Recruiting Phase 4 The Fourth Affiliated Hospital of Zhejiang University School of Medicine · Yiwu, Zhejiang · NCT07688460

• Lecanemab in Early to Moderate Alzheimer's Disease using Multi-omics data

  This study tests whether Lecanemab can help people with early-to-moderate Alzheimer's disease and uses multiple biological data types to understand its effects.

  Recruiting Phase 4 First Affiliated Hospital of Wenzhou Medical University · Wenzhou, Zhejiang · NCT07604896

• Near-infrared light plus lecanemab for people with mild Alzheimer's

  This trial tests whether adding near-infrared light therapy to lecanemab helps people with mild Alzheimer's disease.

  Recruiting Early Phase 1 Xuanwu Hospital, Beijing · Beijing · NCT06992804

• Lecanemab treatment for early-onset familial Alzheimer's disease

  This study tests if a drug called Lecanemab can help people under 65 with a family history of early-onset Alzheimer's disease feel better over 18 months.

  Recruiting at 15 sites RenJi Hospital · Beijing, China and 14 other locations · NCT06883019

• Observational study of early Alzheimer's patients treated with Lecanemab

  This study is testing if the drug Lecanemab is safe and effective for people with early Alzheimer's disease and mild cognitive impairment.

  Recruiting Second Affiliated Hospital, Zhejiang University, School of Medicine · Hangzhou, Zhejiang · NCT06741553

• Observing the effects of lecanemab in early Alzheimer's disease patients

  This study looks at how lecanemab affects early Alzheimer's patients and what happens to them if they experience certain side effects while on the treatment.

  Recruiting at 3 sites Eisai Inc. · Hiroshima and 2 other locations · NCT06322667

Quick answers

How many clinical trials of Lecanemab are recruiting right now?

7, as of November 12, 2026. We update this list each time we refresh our data from ClinicalTrials.gov.

Where are these trials running?

In 3 countries. The most sites are in China (5 trials), Japan (1 trial), United States (1 trial). Each study page lists its sites and which ones are recruiting.

What phases are they in?

Phase 4: 2, Early Phase 1: 1. Trials with no phase listed are usually device, behavioural or observational studies.

How do I join one?

Open a study, check the "Is this trial a fit for you?" section, then contact the study team listed on the page. They will ask a few screening questions. Asking is free and does not commit you to anything. Talk it over with your doctor first.

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