Alzheimer's drug LEQEMBI under 6-Year safety watch in 3,000 patients
NCT ID NCT06810960
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study will follow 3,000 South Korean Alzheimer's patients taking LEQEMBI for up to 6 years to monitor safety, especially brain swelling or bleeding. Researchers will use real-world data from a national registry. The goal is to understand how often these side effects occur in everyday medical practice.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Participants
-
About 3,000 people
The number the study aims to enrol. It can still change while the study runs.
- Started
-
Feb 2025
- Expected to finish
-
Sep 2029
An estimate. End dates often move.
- Lead sponsor
-
A company
The lead sponsor is a pharmaceutical, biotech, or medical-device company.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
Who is studied
Patients with alzheimer's disease prescribed LEQEMBI based on the approved prescribing information in South Korea and clinical judgement.
- Ages
-
19 years and older
- Sex
-
Anyone
- Healthy volunteers
-
Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Enrolled in JOY-ALZ before the decision to treat with LEQEMBI * The clinical decision to treat with LEQEMBI has already been made * Provides written informed consent for the use of medical information to be shared with Eisai Korea Inc. Exclusion Criteria: * Currently participating in an interventional clinical study
Get updates
Get notified about this study
Sign up to get updates when this study changes or when new studies for Alzheimer's disease are added.
Genom att skicka in godkänner du våra Användarvillkor
Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
-
The places running it
1 site. The list below names each one and where it is.
-
The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
-
A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
-
Eisai Trial Site #1
RECRUITINGNutley, New Jersey, 07110, United States
More trials for these conditions
Other studies related to the condition(s) this trial covers.
- Can group wellness classes improve life after brain injury or dementia?
- Can a home device slow dementia? pilot trial tests pulsed electromagnetic therapy
- Can a video chat keep dementia care true to Patients' wishes?
- 10-Year watch: how safe is lecanemab outside clinical trials?
- Can a Melatonin-Like pill slow Alzheimer's memory loss?
- Could brain stimulation help Alzheimer's patients think more clearly?