Dry mouth during antidepressant therapy is caused by blockade of -: (A) Muscarinic acetylcholine receptors, (B) Serotonergic receptors, (C) Dopaminergic receptors, (D) GABA receptors
Answer is A. Ans. is 'a' i.e., Muscarinic acetylcholine receptors "Blurred vision, dry mouth, urinary hesitancy or retention, and constipation represent the most common antimuscarinic complaints".