A standardized parenteral nutrition solution: prescribing, use, processing, and material cost implications

Area of Science:

• Clinical Nutrition
• Parenteral Nutrition Therapy
• Healthcare Management

Background:

• Parenteral nutrition (PN) is critical for patients unable to receive nutrition orally.
• Variability in PN formulation can lead to prescribing errors and increased costs.
• Standardization of PN solutions may offer significant benefits.

Purpose of the Study:

• To evaluate the impact of a standardized total parenteral nutrition (TPN) solution on prescribing patterns.
• To assess changes in preparation time and material costs associated with standardized TPN.
• To determine the safety and efficacy of standardized TPN in adult patients.

Main Methods:

• Retrospective chart review of patients receiving nonstandardized (Group I) versus standardized (Group II) TPN.
• Utilization study to determine the percentage of patients receiving standardized TPN.
• Stopwatch motion study to measure processing and compounding time.
• Cost analysis of material expenses for both TPN groups.

Main Results:

• Prescribing error frequency decreased from 9.3% in Group I to 0% in Group II.
• Order changes in Group I occurred every 3.4 days, primarily due to electrolyte alterations.
• Standardized TPN reduced processing and compounding time by 55% (p < 0.01).
• Material costs decreased by 19% with the use of standardized TPN.

Conclusions:

• Standardized TPN solutions significantly reduce prescribing errors and improve efficiency.
• Implementation of standardized TPN leads to substantial time and cost savings.
• Most adult patients tolerate standardized TPN without adverse metabolic complications, ensuring patient safety.