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 (B)</p> Signup and view all the answers

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

<p>Cardiac arrest (A)</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 (D)</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 (B)</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 (C)</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 (B)</p> Signup and view all the answers

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

<p>Headache (D)</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 (B)</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 (A)</p> Signup and view all the answers

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

<p>Adenosine (D)</p> Signup and view all the answers

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

<p>Sick sinus syndrome (B)</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 (C)</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 (A)</p> Signup and view all the answers

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

<p>Cardiac arrest (A)</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 (A)</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 (D)</p> Signup and view all the answers

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

<p>Tachycardia (C)</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 (D)</p> Signup and view all the answers

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

<p>Hypertension (D)</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 (C)</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 (B)</p> Signup and view all the answers

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