Tutorial title - HF & Diuretics - Cardiac Glycosides

16 important questions on Tutorial title - HF & Diuretics - Cardiac Glycosides

What should be done regarding Digoxin administration in terms of heart rate?

Hold for apical HR.

What are the contraindications for Cardiac Glycosides?

  • Severe myocarditis
  • 2nd or 3rd degree heart block
  • Ventricular Tachycardia
  • Ventricular Fibrillation

What levels need to be monitored when administering Digoxin?

Monitor Digoxin Levels.
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What are the contributing factors to Digoxin toxicity?

  • Age
  • Electrolyte Imbalances
  • Dosage
  • Hypothyroidism
  • Hypoxia
  • Fluid Imbalance
  • Other Drug Therapy

What type of monitoring is required with IV Digoxin?

Cardiac Monitoring with IV.

When should Cardiac Glycosides be used cautiously?

  • Acute myocardial infarction
  • 1st degree heart block
  • Stokes-Adams syndrome
  • Wolff-Parkinson-White syndrome
  • Hypokalemia
  • Renal Impairment

What are the adverse effects of Digoxin?

  • Dysrhythmias
  • N/V
  • Fatigue
  • Anorexia
  • Visual disturbances
    • halo's
    • Blurred vision

What should patients be educated on regarding heart rate and Digoxin?

How to obtain HR.

What type of medication is Digoxin (Lanoxin)?

Cardiac Glycoside: Digoxin (Lanoxin)

What is the antidote for Digoxin toxicity?

Antidote: immune fab (Digibind)

What symptoms should be recognized in relation to Digoxin?

Symptoms of toxicity.

What effect does Digoxin have on myocardial contractility?

Increases myocardial contractility

What should be avoided when taking Digoxin?

Avoid Potassium supplements & Salt Substitutes.

What are the administration routes for Digoxin?

PO or IV

What is the therapeutic range for Digoxin?

Therapeutic Range: 0.5-2.0 ng/mL

What effect does Digoxin have on heart rate?

Slows

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