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Anti-Histamines and Corticosteroids

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Questions and Answers

What is the primary action of H1-receptor antagonists?

To decrease the secretion of inflammatory mediators

To increase bronchial secretion and reduce its viscosity

To stimulate the sympathetic nervous system

To block the actions of histamine at the H1 receptor (correct)

Which of the following is a common adverse effect of first-generation H1-receptor antagonists?

Tolerance and significant drowsiness (correct)

Lack of motor coordination

Vasoconstriction

Hallucinations and slurred speech

What is the primary use of intranasal corticosteroids?

To dampen the cough reflex

To treat perennial allergic rhinitis (correct)

To relieve the symptoms of emphysema

To loosen thick, viscous bronchial secretions

What is the main action of mucolytics?

To directly loosen thick, viscous bronchial secretions Signup and view all the answers

Which of the following is a contraindication for the use of mucolytics?

Known infections Signup and view all the answers

What is the primary action of cough suppressants?

To raise the cough threshold in the CNS Signup and view all the answers

Which of the following is a potential adverse effect of non-opioid cough suppressants?

All of the above Signup and view all the answers

What is the primary action of expectorants?

To increase bronchial secretion and reduce its viscosity Signup and view all the answers

What is the primary action of beta-adrenergic agonists?

To relax bronchial smooth muscle and cause bronchodilation Signup and view all the answers

What is the primary use of beta-adrenergic agonists?

To treat acute bronchoconstriction Signup and view all the answers