Pharmacokinetics and Pharmacological Effects Quiz
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Questions and Answers

What is the primary organ responsible for the elimination of digoxin?

  • Kidney (correct)
  • Liver
  • Heart
  • Lung
  • Which type of arrhythmia may occur as a side effect of digoxin use?

  • Supraventricular tachycardia
  • First-degree heart block
  • Sinus tachycardia
  • Ventricular fibrillation (correct)
  • In the treatment of digoxin intoxication, what should be withheld?

  • Diuretics (correct)
  • Anticoagulants
  • Steroids
  • Antibiotics
  • What is the maintenance dose range for cats in terms of digoxin dosage?

    <p>0.001-0.002 mg/kg/12 h</p> Signup and view all the answers

    Which electrolyte disturbance is associated with increased digoxin effects on cardiac muscle?

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

    What is the primary route of administration for the loading dose of digoxin?

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

    Which organ diseases are mentioned as factors predisposing to digoxin toxicity?

    <p>Renal impairment</p> Signup and view all the answers

    What is the suggested action when monitoring a patient's plasma levels after the first dose of digoxin administration?

    <p>Decrease by 30% if level &lt; 0.8 ng/mL</p> Signup and view all the answers

    What is the function of the steroid-binding resin cholestyramine in treating digoxin overdose?

    <p>Binds to free digoxin in the blood</p> Signup and view all the answers

    What is the suggested action when a patient presents with symptoms of digoxin intoxication?

    <p>Withhold further administration of digoxin</p> Signup and view all the answers

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