Pharmacology

Insulin Administration

Insulin Administration

Insulin is a hormone used to manage hyperglycemia in patients with diabetes mellitus, requiring precise administration and monitoring.

Types and Timing

  • Rapid-acting (Lispro, Aspart): Administer within 15 minutes of meals.
  • Short-acting (Regular): Only type for IV use; clear appearance.
  • Intermediate (NPH): Cloudy appearance; mix by rolling.
  • Long-acting (Glargine): No peak; do not mix with other insulins.

Nursing Considerations

  • Rotate injection sites to prevent lipodystrophy.
  • Monitor blood glucose levels before and at peak action times.
  • Signs of hypoglycemia: diaphoresis, tremors, tachycardia, confusion.
  • If hypoglycemic and conscious, provide 15g of fast-acting carbohydrates.

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