Randomized Trialhigh evidence
Ceperognastat in Early Symptomatic Alzheimer Disease: A Randomized Clinical Trial.
JAMA·July 13, 2026·PMID 42441396
Why it mattersOGA inhibition remains a biologically plausible target for reducing tau pathology in Alzheimer disease, but this well-powered trial found no clinical efficacy for ceperognastat, tempering expectations for this mechanism in early symptomatic stages.

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