The most promising treatment for Alzheimer is Huperzine A; you may want talk to your doctor and do more research to understand about the disease before worrying too much about it IMO.
http://alzheimers-review.blogspot.com/2010/09/chinese-club-moss-huperzine-and.html
http://www.drshen.com/herbsforalzheimers.htm#alzheimersherbs
http://www.webmd.com/alzheimers/default.htm
http://alzheimers-review.blogspot.com/2010/09/chinese-club-moss-huperzine-and.html
http://www.drshen.com/herbsforalzheimers.htm#alzheimersherbs
http://www.webmd.com/alzheimers/default.htm