Alzheimer’s disease research: five minutes with John Hardy

Alzheimer’s and Parkinson’s diseases future scientific research and patients' wellbeing seem extremely poor, because large pharmaceutical Companies declared they will no longer pursue drug development in these fields.
Apparently, they were disappointed and discouraged by the trial results of existing or prospective patented formulations, so they abandoned all plans indefinitely.
Reference
http://www.bmj.com/content/360/bmj.k122