New Drug Will Help You Ace an Exam, But It May Kill You

The "memory pill", first used to treat Alzheimer's disease, will hit pharmacies soon - this time it will help students do better on exams.

Some doctors warn these drugs can lead to higher blood pressure, heart attacks, strokes and psychosis.

Several companies, including AstraZeneca, Targacept, Epix Pharmaceuticals, are developing their own mind-improving drugs.

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