Cardizem (Diltiazem) Dosage and Indications Quiz
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Questions and Answers

Which of the following is the generic name for Cardizem?

  • Verapamil
  • Amlodipine
  • Diltiazem (correct)
  • Nifedipine

    • What is the recommended initial intravenous dose of Diltiazem for an average adult patient with rapid ventricular response in atrial fibrillation?

  • 0.35 mg/kg over 3-5 minutes
  • 0.45 mg/kg over 3-5 minutes
  • 0.15 mg/kg over 3-5 minutes
  • 0.25 mg/kg over 3-5 minutes (correct)

    • Which of the following conditions is a contraindication for the use of Diltiazem?

  • Hypotension
  • Heart failure
  • Wolff-Parkinson-White syndrome
  • All of the above (correct)

    • What is the mechanism of action of Diltiazem?

    <p>It inhibits the influx of calcium ions across cell membranes</p> Signup and view all the answers

    Which of the following adverse reactions is considered serious when using Diltiazem?

    <p>Cardiac arrest</p> Signup and view all the answers

    What precaution should be taken when administering Diltiazem to patients receiving oral beta-blockers?

    <p>Caution should be exercised as it may cause severe hypotension</p> Signup and view all the answers

    Which of the following is an indication for the use of Diltiazem?

    <p>Temporary control of ventricular response in rapid atrial fibrillation or atrial flutter</p> Signup and view all the answers

    What is the recommended maintenance intravenous infusion rate for Diltiazem in an average adult patient?

    <p>5-15 mg/hr</p> Signup and view all the answers

    Which of the following conditions is a contraindication for the use of Diltiazem?

    <p>Wolff-Parkinson-White syndrome</p> Signup and view all the answers

    Which of the following adverse reactions is considered common when using Diltiazem?

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

    What is the recommended initial intravenous dose of Diltiazem for an average adult patient with rapid ventricular response in atrial fibrillation?

    <p>0.25 mg/kg over 3-5 minutes</p> Signup and view all the answers

    Which of the following is a precaution to be taken when administering Diltiazem to patients receiving oral beta-blockers?

    <p>Increased risk of hypotension</p> Signup and view all the answers

    What is the first-line agent for managing rapid ventricular response in atrial fibrillation?

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

    Which of the following conditions is a contraindication for the use of Diltiazem?

    <p>Sick sinus syndrome</p> Signup and view all the answers

    What is the action mechanism of Diltiazem on cardiac and smooth muscle cells?

    <p>Inhibits influx of calcium ions</p> Signup and view all the answers

    Which of the following drug interactions should be particularly cautioned against when administering Diltiazem?

    <p>Concurrent use with oral Beta-Blockers</p> Signup and view all the answers

    What is an adverse reaction that falls under the serious category when using Diltiazem?

    <p>Cardiac arrest</p> Signup and view all the answers

    When administering Diltiazem, which condition should healthcare providers exercise caution due to the risk of hypotension?

    <p>Heart failure</p> Signup and view all the answers

    What is the recommended maximum total dose of amiodarone for pediatric cardiac arrest patients within the first 24 hours?

    <p>15 mg/kg</p> Signup and view all the answers

    Which of the following is NOT a contraindication or caution for the use of amiodarone?

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

    What is the recommended maintenance intravenous infusion rate of amiodarone for an adult patient after the first 6 hours?

    <p>0.5 mg/min</p> Signup and view all the answers

    Which of the following is NOT an adverse reaction associated with the use of amiodarone?

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

    What is the recommended initial intravenous dose of amiodarone for an adult patient with wide complex tachycardia?

    <p>150 mg over 10 minutes</p> Signup and view all the answers

    What is the mechanism of action of amiodarone on the heart?

    <p>Slows sinus rate and increases refractory period of myocardium</p> Signup and view all the answers

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