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Bronchodilators: β2-agonists in Asthma Treatment

12 Questions

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Bronchodilators: β2-agonists in Asthma Treatment

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Questions and Answers

What is the recommended way to use ULTRA-LONG ACTING β2—AGONISTS for asthma treatment?

In combination with an ICS (correct)

Twice a day

As monotherapy

Once a day

How long do ULTRA-LONG ACTING β2—AGONISTS provide bronchodilating effects for?

4 hours

12 hours (correct)

8 hours

24 hours

Which beverage provides stimulant effects due to containing methylxanthines?

Coffee (correct)

Orange juice

Apple juice

Milk

What is the main mechanism of action by which methylxanthines cause bronchodilation?

Inhibition of phosphodiesterase Signup and view all the answers

Which of the following medications should NOT be used as monotherapy for asthma?

Arformoterol Signup and view all the answers

What is the most likely outcome associated with using ULTRA-LONG ACTING β2—AGONISTS as monotherapy for asthma?

Increased mortality rate Signup and view all the answers

What is the primary use of short-acting β2-agonists?

Symptomatic treatment of bronchospasm Signup and view all the answers

What is the mechanism of action of β2-agonists?

Stimulation of GPCRs leading to increased cAMP Signup and view all the answers

What is the duration of action of short-acting β2-agonists?

4-6 hours Signup and view all the answers

What is the benefit of administering β2-agonists by inhalation?

It reduces systemic toxicity Signup and view all the answers

What is the example of a short-acting β2-agonist?

Salbutamol Signup and view all the answers

What is the use of long-acting β2-agonists?

Adjunctive therapy for moderate to severe asthma Signup and view all the answers