Pharmacology of Asthma Management

Play an AI-generated podcast conversation about this lesson

What is the primary mechanism of action for beta 2 adrenergic agonists like albuterol?

Bronchodilation through phosphodiesterase inhibition

Activation of beta2 adrenergic receptors (correct)

Blocking the release of histamines

Inhibition of muscarinic receptors

Which adverse effect is most commonly associated with prolonged use of long-acting beta 2 adrenergic agonists?

Severe asthma exacerbations (correct)

Hypoglycemia

Cardiac muscle hypertrophy

Increased bronchoconstriction

What is a potential contraindication for using anticholinergic bronchodilators like ipratropium?

Hypertension

Diabetes mellitus

Arrhythmias

Glaucoma (correct)

What is a significant nursing implication when administering glucocorticoids for asthma management?

Rinse the mouth with water after use Signup and view all the answers

What is the therapeutic range for the drug theophylline, a methylxanthine?

5-15 mcg/mL Signup and view all the answers

Which of the following is a common adverse effect of the methylxanthine theophylline?

Tachycardia Signup and view all the answers

What route of administration is NOT typically used for beta 2 adrenergic agonists?

Intravenous Signup and view all the answers

When is epinephrine typically used in bronchial issues?

During acute bronchoconstriction attacks Signup and view all the answers

What is an important consideration when using long-acting beta 2 adrenergic agonists like salmeterol for asthma?

They should not be used as monotherapy for asthma. Signup and view all the answers

What is the primary mechanism of action of montelukast?

Reduces edema and mucus secretion Signup and view all the answers

Which of the following adverse effects is associated with the use of omalizumab?

Anaphylaxis Signup and view all the answers

What is the primary use of cromolyn sodium?

When glucocorticoids are contraindicated Signup and view all the answers

What is a common side effect of first-generation antihistamines like diphenhydramine?

Dry mouth Signup and view all the answers

Which statement about pseudoephedrine is true?

It may cause rebound congestion. Signup and view all the answers

What is the action of guaifenesin in respiratory therapy?

Make sputum less viscous Signup and view all the answers

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

Coronary artery disease Signup and view all the answers

What is an important nursing implication when administering acetylcysteine?

Ensure adequate fluid intake. Signup and view all the answers

What type of response do leukotriene modifiers primarily help alleviate?

Inflammatory responses Signup and view all the answers

Which statement is false regarding the use of glucocorticoids like beclomethasone?

They are effective for managing acute attacks. Signup and view all the answers