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HIV Drugs Linked to Reduced Alzheimer’s Risk Advance Toward Clinical Testing

University of Virginia researchers confirm NRTIs lower Alzheimer’s risk by 6-13% annually, with clinical trials exploring their potential for prevention.

(Photo by Robert Kneschke on Shutterstock)
NRTIs, or nucleoside reverse transcriptase inhibitors, are used to prevent the HIV virus from replicating inside the body. Credit: Neuroscience News

Overview

  • A large-scale analysis of over 270,000 patients found that nucleoside reverse transcriptase inhibitors (NRTIs) significantly reduce Alzheimer’s risk by 6-13% annually.
  • NRTIs appear to protect against Alzheimer’s by inhibiting inflammasomes, which drive neuroinflammation and cognitive decline in the disease.
  • This protective effect is specific to NRTIs, as other HIV medications did not show similar benefits in the study.
  • A small trial of the NRTI lamivudine showed promise, reducing brain inflammation markers in Alzheimer’s patients after six months.
  • Researchers are advancing both repurposed NRTIs and a novel inflammasome-blocking compound, K9, into clinical trials for Alzheimer’s prevention.