New Experimental Drug Holding Promise for Alzheimer's Patients

Early tests show the drug slows the development of the disease that destroys memory.
1:30 | 08/31/16

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Transcript for New Experimental Drug Holding Promise for Alzheimer's Patients
Next to a medical headline, a new experimental drug holding promise for Alzheimer's S sufferers. Some researchers say it could be a game-changer. Here's Eva pilgrim. Reporter: Tonight, a glimmer of hope for millions of families battling Alzheimer's. Researchers in the journal "Nature" report promising results from an early trial of an experimental treatment. The company biogen testing aducanumab on 165 patients with mild to moderate Alzheimer's. Zeroing in on plaques forming in the brain, the hallmark of the disease. On the left, the red showing years of build-up in the brain of an Alzheimer's patient. On the right, you can see the dramatic improvement after a year of treatment with the drug. A reduction in plaques. Not only does the bad protein come down, but it seems like there's improve. In cognitive functions. Reporter: Some patients had brain swelling and bleeding but most side effects were managed by adjusting the dose. Researchers stress it's too early to call the drug an effective treatment, but there's hope it could one day slow the cognitive decline for the 5 million Americans suffering from Alzheimer's. Researchers are now planning a larger trial, but even if it's approved, it's still years away from being in a doctor's office. There's still much more

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