#dementia linked to anticholinergics

2.4: news.health/alz/dementia linked to anticholinergics:
. a study in the journal JAMA Internal Medicine,
has linked dementia to "anticholinergic" medicines,
including over-the-counter treatments for
conditions such as insomnia and hay-fever.
. in elderly people, higher doses and prolonged use
(every day for 3 years or more)
were linked to higher dementia risk [cdcbbc].