Cardiovascular Drugs and Medications Q 69

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A nurse is caring for a client who is taking digoxin (Lanoxin) 0.25mcg tab once a day. The client suddenly complaints of anorexia, nausea, vomiting, and diarrhea. The physician is ruling a digoxin toxicity. As a nurse, you know the therapeutic digoxin rate is?

  

     A. 0.25-0.5 ng/ml

     B. 0.5-2 ng/ml

     C. 1.5-3 ng/ml

     D. 3.5-4.5 ng/ml

    

    

Correct Answer: B. 0.5-2 ng/ml

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The therapeutic level of digoxin is 0.5-2 ng/ml. Levels of toxic concentrations are anything higher than 4.0 ng/mL. Signs and symptoms of digoxin toxicity include abdominal pain, anorexia, visual disturbances, nausea, vomiting, and arrhythmias.

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