New drug trial aims to clear Alzheimer's-Linked brain plaques in down syndrome

NCT ID NCT06911944

First seen Nov 01, 2025 · Last updated Apr 24, 2026 · Updated 26 times

Summary

This study tests whether donanemab can safely reduce amyloid plaques in the brains of adults with Down syndrome, who are at high risk for Alzheimer's disease. Sixty participants aged 35-50 will receive either donanemab or a placebo every 4 weeks for 12 months, followed by a 12-month extension where all receive the drug. The main goals are to measure amyloid reduction and check for side effects.

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