Drugs for Asthma · Pharmacology

Tiotropium differs from ipratropium because it:

  1. Is a short-acting beta agonist
  2. Has longer duration of action
  3. Is a leukotriene antagonist
  4. Inhibits phosphodiesterase
Show answer and explanation

Correct answer: Has longer duration of action

Tiotropium is a long-acting muscarinic antagonist. It provides prolonged bronchodilation compared to ipratropium.

Difficulty: Medium Question 15 of 20

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