Advertisement Introduction Cholinergic antagonists, also known as parasympatholytics or antimuscarinic agents, are a class of drugs that block the action of the neurotransmitter acetylcholine at muscarinic receptors in the parasympathetic nervous system. These medications have a wide range of therapeutic applications, including the treatment of overactive bladder, chronic obstructive pulmonary disease (COPD), irritable bowel syndrome, … Continue reading Cholinergic Antagonists: A Comprehensive Guide to Parasympatholytics and Antimuscarinic Agents