from The American Heritage® Dictionary of the English Language, 4th Edition
- adj. Activated by or capable of liberating acetylcholine, especially in the parasympathetic nervous system.
- adj. Having physiological effects similar to those of acetylcholine: a cholinergic agent or drug.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. Of, pertaining to, activated by, producing or having the same function as acetylcholine
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- adj. releasing or activated by acetylcholine or a related compound
And during the first few minutes you might have some symptoms which we call cholinergic symptoms, which are sweating, salivating, lacrimating, maybe some shortness of breath.
Too much, and they become paralyzed -- that's called a cholinergic crisis.
As a result, those nerve fibers which secrete acetylcholine are referred to as cholinergic nerves and those which secrete norepinephrine are adrenergic nerves.
The drugs in question are known as cholinergic agents, which interact with the brain to counter nicotine addiction.
In view of such exceptions, it seemed to me desirable to have a terminology enabling us to refer to a nerve fibre in terms of the chemical transmission of its effects, without reference to its anatomical origin; and, on this functional basis, I11 proposed to refer to nerve fibres and their impulses as "cholinergic" or "adrenergic", as the case might be.
The most common cause of such excessive sweating is overactivity of the nerves in the autonomic nervous system which control a host of glandular secretions – technically, the cholinergic nerves.
In addition, advanced age is associated with increased susceptibility to anti-cholinergic drugs because of a reduction in acetylcholine activity with age.
Anti-cholinergic Herbs: Numerous herbs and natural products have anti-cholinergic effects and may be more hazardous than medications.
These drugs were shown to have anti-cholinergic effects at high concentration.
Note: Fexofenadine (Allegra) and cetirizine (Zyrtec) are antihistamines without anti-cholinergic effects, but may cause sedation.