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Updated: Feb 4, 2026

Improving IV Insulin Administration in a Community Hospital
Published on: June 11, 2012
Development and Implementation of a Subcutaneous Insulin Pen Label Bar Code Scanning Protocol to Prevent
Heidemarie Windham MacMaster1, Sabina Gonzalez2, Andrew Maruoka3
1is Diabetes Management Specialist, Institute for Nursing Excellence, University of California, San Francisco (UCSF).
A new electronic health record (EHR) workflow for insulin pens significantly reduced medication errors in a hospital setting. This patient-specific bar code system enhanced insulin administration safety and efficiency for inpatient diabetes care.
Area of Science:
- Healthcare Informatics
- Patient Safety
- Nursing Protocols
Background:
- Insulin is a high-alert medication frequently used for inpatient hyperglycemia.
- Shared insulin pens pose a risk of blood-borne pathogen transmission.
- Wrong-patient insulin pen errors are a concern in healthcare settings.
Purpose of the Study:
- To develop and implement a nursing protocol to improve insulin pen availability and reduce errors.
- To integrate electronic health record (EHR) systems with insulin pen administration workflows.
- To enhance patient safety by preventing wrong-patient insulin pen administrations.
Main Methods:
- A hospitalwide patient-specific bar code label workflow was implemented, integrated with the EHR.
- "Print Label For Insulin Pen" and "Scan Insulin Pen" functions were added to the EHR.
- A "wrong-patient pen alert" system was activated to prevent errors.
Main Results:
- Over 162,000 insulin pen administrations were analyzed from April 2017 to March 2018.
- Monthly insulin pen administration errors ranged from 0.12% to 0.23%.
- 296 near-miss events (0.18%) were successfully prevented.
Conclusions:
- The implemented EHR and insulin pen workflow successfully maintained insulin as a time-critical medication.
- Patient safety was significantly enhanced through these electronic medication administration record system improvements.
- Integrating safety features into EHRs is crucial for maximizing patient safety in medication administration.
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