What happens if healthy people are given a cholinesterase inhibitor like Aricept?

[Guest guest]

Here are a couple of questions from Lynn who posted them on the blog

yesterday. I think there are a lot of smart people out there who can

contribute to this. Thanks.........

http://knittingdoc.wordpress.com

> What happens if healthy people are given a cholinesterase inhibitor like

> Aricept? How does it affect their cognition? Are dementia types other

> than Alzheimer's associated with low acetylcholine levels?

>

> My husband had MCI or early Alzheimer's or vascular dementia for several

> years and then had a front-temporal-parietal subdural hematoma for 5

> months. About 8 months after the subdural hematoma had healed, he was

> started on 5 mg. Aricept BID. He became agitated and belligerent within a

> few days. Why would Aricept cause that reaction in him? Does that mean

> that his acetylcholine levels weren't low?