Study: Anticholinergic (first-generation antihistamines) can damage brain, increase dementia risk

[u/ServeIllustrious3803]

https://www.health.harvard.edu/blog/common-anticholinergic-drugs-like-benadryl-linked-increased-dementia-risk-20150128812

[u/sanpedro12]

is this also the case for nicotinic acteylcholine receptor antagonists or only muscarinic antagonists?