Cevimeline hydrochloride is?

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Prepare for the Drug Action 2 Exam. Focus on multiple-choice questions, learn through interactive quizzes, and understand core drug mechanisms with explanations. Dive deep into pharmacokinetics and pharmacodynamics to ace your test!

Multiple Choice

Cevimeline hydrochloride is?

Explanation:
Cevimeline hydrochloride acts as a muscarinic cholinergic agonist, meaning it mimics acetylcholine at muscarinic receptors. Stimulating these receptors, especially the M3 subtype on salivary glands, increases glandular secretion, which helps relieve dry mouth in conditions like Sjögren’s syndrome. It is not a beta-adrenergic agonist, which would target adrenergic receptors with different systemic effects. It isn’t a nicotinic antagonist or a muscarinic antagonist, which would block receptor activity rather than stimulate it. So the best description is that cevimeline is a muscarinic cholinergic agonist.

Cevimeline hydrochloride acts as a muscarinic cholinergic agonist, meaning it mimics acetylcholine at muscarinic receptors. Stimulating these receptors, especially the M3 subtype on salivary glands, increases glandular secretion, which helps relieve dry mouth in conditions like Sjögren’s syndrome. It is not a beta-adrenergic agonist, which would target adrenergic receptors with different systemic effects. It isn’t a nicotinic antagonist or a muscarinic antagonist, which would block receptor activity rather than stimulate it. So the best description is that cevimeline is a muscarinic cholinergic agonist.

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