New Drug Targets Tau in Alzheimer's | San Antonio News

San Antonio News Today | 2 Min News | The Daily News Now! · Jul 14, 2026 · 1m

A breakthrough experimental drug, diranersen, is showing early promise in slowing Alzheimer’s by targeting tau protein—unlike current amyloid-focused treatments. Injected directly into spinal fluid, it reduces tau production and may boost the brain’s natural cleanup. Though it didn’t meet its main goal, the lowest dose every six months showed the strongest effect, sparking renewed hope for tau therapies. Other innovations include a tau vaccine, heart drugs for Alzheimer’s risk, and better ways to deliver meds across the blood-brain barrier—all critical as Alzheimer’s remains the top cause of…