Drug of the week series-Telmisartan

A 58-year-old woman was switched from enalapril to Telmisartan after developing a persistent dry cough. Two months later, her blood pressure is well controlled, and the cough has resolved.

Question:
Why is cough less common with Telmisartan?

  • It does not increase bradykinin levels.
  • It blocks calcium channels.
  • It acts as a beta blocker.
  • It has an antihistamine effect.
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