Wednesday, February 18, 2026

Viagra and shingles vaccine show surprising promise against Alzheimer’s

A major new study has spotlighted three familiar medicines that could take on an unexpected new role in the fight against Alzheimer’s disease — with a shingles vaccine emerging as the front-runner. After reviewing 80 existing drugs, an international panel of experts identified Zostavax, Viagra (sildenafil), and riluzole as the most promising candidates for repurposing.

from Top Health News -- ScienceDaily https://ift.tt/oCZkbNi

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Millions of kids take melatonin but doctors are raising red flags

Melatonin is now widely used to help children sleep, but scientists say the enthusiasm may be getting ahead of the evidence. A major review ...