But such drugs could face a daunting challenge, since aging is not considered a disease. This means the Food and Drug Administration is unlikely to approve a drug for its anti-aging effects, or as a new use for a licensed drug. Also, pharmaceutical companies probably wouldn’t be inclined to develop drugs for that purpose only.

Drugs that can postpone or prevent the onset of debilitating diseases could enhance longevity and provide enormous societal benefits, geroscientists say.