TheInstitute for Safe Medication Practices (ISMP)classifiesInsulin U-500as ahigh-alert medication in acute care settingsbecause it isfive times more concentratedthan standardU-100 insulin. Errors in dosing or administration can result insevere hypoglycemiaorhyperglycemia, leading to life-threatening consequences.
A. Normal saline solution→ Incorrect;0.9% sodium chloride (NS)isnot a high-alert medication, as it is a commonly used IV fluid with a wide safety margin.
B. Transdermal lidocaine→ Incorrect; although lidocaine is alocal anesthetic, its transdermal form isnot considered high-alert.
C. Dextrose 5% solution (D5W)→ Incorrect; while used inIV therapy,D5Wisnot classified as high-alertin acute care settings.
Other Answer Choices Explained:References:
ISMP List of High-Alert Medications in Acute Care Settings (2023 Update)
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