Biogen's Alzheimer's drug slows mental decline in early study

March 20, 2015 2:05 PM

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(Reuters) - An experimental drug from Biogen Idec became the first Alzheimer's treatment to significantly slow cognitive decline and reduce what is believed to be brain-destroying plaque in patients with early and mild forms of the disease, according to a small study likely to reignite hopes of a treatment.

Alzheimer's is expected to strike as many as 75 million people worldwide by 2030 without effective treatments, likely costing billions of dollars year in care. A successful treatment would pay some of the richest rewards in medicine.

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