Nootropics, or "smart drugs", are a class of drugs that can improve brain performance. They are sometimes called cognition-enhancing or memory-enhancing drugs.Prescription nootropics are drugs that have a stimulating effect. They can also counteract the symptoms of narcolepsy, attention deficit hyperactivity disorder (ADHD), or Alzheimer's disease.
Non-prescription drugs that can increase brain power or focus - such as caffeine and creatine - are also called nootropics. They do not treat diseases but can impact thinking, memory, and other mental functions.This article covers prescription and non-prescription nootropics, including their uses, side effects, and safety warnings.