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Dig

NCLEX Review

QuestionAnswer
Digoxin Antiarrhythmics, inotropics
Action Increase force of myocardial contraction, prolongs refractory period of AV node, decreases conduction through SA and AV nodes
Therapeutic effects Increased cardiac output, slowing of heart rate,
Contraindictions hypokalemia, hypercalcemia, hypomagnesemia
Adverse Effects fatigue, bradycardia, anorexia, nausea, vomiting
Hypokalemia May increase risk of toxicity
Potassium level 3.5 to 5.1
Digoxin levels 0.5 to 2.0
Hold pulse less than 60 in adult, less than 70 in child, less than 90 in infant
Nursing Implications Monitor I & O,
Signs of toxicity abdominal pain, anorexia, nausea, vomiting, visual disturbances, bradycardia, arrhythmias, yellow halos
Effectiveness of treatment Decrease in severity of CHF, increase in cardiac output,
Created by: schizonurse
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