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Difficulty: EasyPharmacological and Parenteral Therapies

While caring for a client requiring intravenous antibiotics, the nurse needs to initiate a secondary intermittent infusion (piggyback) through an active primary IV line. Assuming the secondary tubing has already been primed, arrange the following setup actions in the correct sequence.

  1. 1Cleanse the upper Y-site injection port on the primary IV tubing with an antimicrobial swab.
  2. 2Attach the primed secondary IV tubing to the cleansed upper Y-site port.
  3. 3Hang the primary IV fluid bag lower than the secondary medication bag using an extension hook.
  4. 4Open the roller clamp on the secondary tubing.
  5. 5Set the prescribed infusion rate for the secondary medication on the infusion pump.

Answer

The correct sequence involves cleansing the port, attaching the tubing, lowering the primary bag, opening the clamp, and setting the rate.
Safe administration of a secondary IV (piggyback) medication requires a sterile connection at the upper Y-site, manipulating hydrostatic pressure by lowering the primary bag, opening the secondary clamp, and properly programming the pump. This fundamental sequence ensures the medication is delivered safely, completely, and without introducing infection.

Step-by-Step Solution

1
Cleanse the upper Y-site port.
The injection port is thoroughly disinfected.
Maintaining strict aseptic technique prevents catheter-related bloodstream infections.
2
Attach the secondary tubing to the Y-site.
The piggyback line is securely connected to the primary infusion line.
This establishes the closed pathway connecting the medication source to the patient's existing IV access.
3
Hang the primary IV fluid bag lower than the secondary bag.
The secondary bag is positioned physically higher than the primary bag on the IV pole.
This creates a hydrostatic pressure differential, ensuring the piggyback medication infuses completely before the primary fluid resumes.
4
Open the roller clamp on the secondary tubing.
The fluid pathway is opened.
This allows the medication to flow from the secondary bag into the primary line so the pump can pull the fluid.
5
Set the prescribed infusion rate on the pump.
The medication begins infusing at the correct speed.
Ensures safe and accurate medication delivery over the provider-prescribed duration.

Key Concept

Intravenous Piggyback (Secondary Infusion) Setup Sequence
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Topics

Pharmacological and Parenteral Therapies

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