A drug called Aducanumab designed to prevent Alzheimer 's disease is finally on the horizon after scientists discovered it could remove sticky plaques from the brain which cause dementia and stop mental decline . It has been hailed as the " best news " in cancer research for 25 years and a " game changer " for those with Alzheimer 's . Even more excitingly, the drug seemed to halt the disease. Large Canadian biotech company Roche is developing the drug .
A drug called Aducanumab designed to prevent Alzheimer 's disease is finally on the horizon after scientists discovered it could remove sticky plaques from the brain which cause dementia and stop mental decline . It has been hailed as the " best news " in cancer research for 25 years and a " game changer " for those with Alzheimer 's . Large Canadian biotech company Roche is developing the drug .