How promising are the latest monoclonal antibodies targeting amyloid-β for the treatment of early Alzheimer's disease?

Expert Opin Emerg Drugs

Saint Louis University School of Medicine, Department of Psychiatry and Behavioral Neuroscience, Division of Geriatric Psychiatry, St. Louis, MO, USA.

Published: March 2024

AI Article Synopsis

  • Monoclonal antibodies targeting amyloid-β are the first FDA-approved treatments that may modify the progression of Alzheimer’s disease, with three drugs—aducanumab, lecanemab, and donanemab—currently approved or awaiting approval.* -
  • The development of these drugs includes discussions on their clinical effectiveness, dosing, and side effects, along with practical challenges in using them as standard treatments.* -
  • While these monoclonal antibodies signify progress in Alzheimer’s treatment, there are still uncertainties about their overall effectiveness and identifying which patients would benefit the most, considering factors like cost, side effects, and treatment logistics.*

Article Abstract

Introduction: Monoclonal antibodies targeting amyloid-β are the first disease-modifying treatments for Alzheimer disease to have received FDA-approval. There are three different drugs approved or pending FDA-approval: aducanumab, lecanemab, and donanemab. These three drugs are each in different stages of regulatory approval by the FDA.

Areas Covered: We discuss the development of these drugs, the data regarding their clinical efficacy, their dosing regimens, and side effects. In addition, we examine pragmatic issues with their potential implementation as common treatments to slow the rate of decline in Alzheimer disease, and what unanswered questions remain regarding this new class of drugs.

Expert Opinion: We conclude that these new monoclonal antibodies that target amyloid-β represent a genuine advance in the treatment of Alzheimer disease. However, questions remain regarding their clinical significance. Additionally, it is presently unclear which patients would most benefit from these expensive drugs given the risk of side effects and the logistical difficulties concerning administration and the determination of eligibility.

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Source
http://dx.doi.org/10.1080/14728214.2024.2304059DOI Listing

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