The nurse is preparing to administer adenosine to a patient with supraventricular tachycardia. Which consideration(s) should the nurse take into account before administration? (Select all that apply.)
a. Constant ECG monitoring is necessary.
b. Initial recommended dosage is 12 mg IV bolus.
c. Rapid IV bolus administration is recommended.
d. Saline flush following bolus is necessary.
e. Long half-life of adenosine may prolong adverse medication effects.
ANS: A, C, D
Continuous cardiac monitoring is required when administering any IV medications to treat dysrhythmias. Because of the short half-life of adenosine, the IV bolus should be administered rapidly. The initial dosage of adenosine is rapid IV bolus of 6 mg followed by a saline flush. Adenosine has a short half-life.
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