+Anticholinergic describes any substance that blocks the action of [Acetylcholine](/wiki/acetylcholine), a vital neurotransmitter. These agents interfere with nerve signals in the [Nervous System](/wiki/nervous_system), causing effects from dry mouth to altered cognition, and are utilized in various medications.
+## See also
+- [Drug](/wiki/drug)
+- [Receptor](/wiki/receptor)
+- [Pharmacology](/wiki/pharmacology)
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