Question

Difficulty: MediumPharmacological and Parenteral Therapies

A client admitted with ventricular tachycardia is receiving a continuous intravenous (IV) infusion of amiodarone through a dedicated peripheral line. The healthcare provider prescribes a STAT dose of IV furosemide to treat a sudden onset of pulmonary edema. The nurse notes in the facility's drug reference guide that furosemide and amiodarone are incompatible at the Y-site. Which action should the nurse take?

  1. Insert a new peripheral intravenous catheter to administer the furosemide.Answer
  2. B
    Stop the amiodarone, flush with normal saline, push the furosemide, and resume the continuous infusion.
  3. C
    Connect the furosemide syringe to the Y-site port closest to the client's IV insertion site.
  4. D
    Dilute the furosemide in a 50 mL bag of normal saline and piggyback it concurrently with the amiodarone.

Answer

Insert a new peripheral intravenous catheter to administer the furosemide.
The safest and most effective nursing action is to establish a second peripheral IV line. Amiodarone is a critical continuous antiarrhythmic infusion that should never be paused unnecessarily, as interrupting the medication could lead to an immediate recurrence of life-threatening ventricular tachycardia. Because furosemide is chemically incompatible with amiodarone, a new line allows the emergency diuretic to be administered promptly for the pulmonary edema without compromising the continuous antiarrhythmic therapy or risking crystallization inside the IV tubing.

Step-by-Step Solution

1
Identify the chemical incompatibility between amiodarone and furosemide.
The medications cannot be administered through the same IV tubing without risking chemical precipitation.
Mixing incompatible medications can cause crystal formation, leading to catheter occlusion or a life-threatening embolism.
2
Evaluate the clinical nature of the continuous amiodarone infusion.
Amiodarone is a critical, continuous antiarrhythmic medication.
Pausing the infusion to flush the line and push another medication could result in a sudden drop in serum drug levels, triggering the immediate recurrence of a life-threatening ventricular dysrhythmia.
3
Determine the safest method for administering the STAT furosemide.
Establishing a second IV access site is required.
A new IV line allows immediate administration of the emergency diuretic for pulmonary edema without interrupting the life-sustaining antiarrhythmic drip.

Key Concept

Management of Intravenous Therapy Incompatibilities and Critical Infusions
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