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Pharmacology

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Respiratory Systems

Question
23 out of 47
 

Mr. Green is a 60-year-old former smoker with severe chronic obstructive pulmonary (COPD) and cardiac disease associated with frequent episodes of bronchospasm. Which of the following is a bronchodilator useful in COPD and least likely to cause cardiac arrhythmia? (AIPG 2010)



A Aminophylline
B Cromolyn

C Epinephrine
D Ipratropium

E Metaproterenol

Ans. D Ipratropium

Ipratropium is the bronchodilator that is most likely to be useful in COPD without causing arrhythmias. Ipratropium is more effective in vagally mediated bronchoconstriction seen in COPD.

Respiratory Systems Flashcard List

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