Nitrate Medications Overview
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Questions and Answers

Which of the following is NOT a contraindication for using nitroglycerin in a patient with HTN after pain management in ACS or CHF?

  • Hypotension
  • Severe bradycardia
  • Use of erectile dysfunction drugs within the past 48 hours (correct)
  • Tachycardia

    • What is the mechanism of action of nitroglycerin?

  • Relaxes vascular smooth muscle by an unknown mechanism (correct)
  • Potent vasoconstrictor
  • Increases preload and afterload
  • Decreases peripheral vascular resistance

    • What is the peak effect time for sublingual nitroglycerin administration?

  • < 60 minutes
  • < 5 minutes (correct)
  • < 15 minutes
  • < 30 minutes

    • Which adverse effect is associated with nitroglycerin use?

    <p>Syncope</p> Signup and view all the answers

    What is a potential precaution to consider when administering nitroglycerin?

    <p>Syncope</p> Signup and view all the answers

    When considering the duration of action, which form of nitroglycerin has a longer-lasting effect?

    <p>Topical</p> Signup and view all the answers

    If a patient has had recent use of extended-release erectile dysfunction drugs, how long should one wait before administering nitroglycerin?

    <p>48 hours</p> Signup and view all the answers

    Which physiological parameters does nitroglycerin act to decrease?

    <p>Peripheral vascular resistance and preload</p> Signup and view all the answers

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