How does the nurse verify that the drug mathematical calculations are correct?

Performing calculations independently is a critical practice for nurses, as it emphasizes the importance of individual competency and responsibility in medication administration. When a nurse carries out drug mathematical calculations on their own, they engage in a thorough understanding of the formulas and units of measurement involved. This independent verification not only reinforces the nurse's mathematical skills but also ensures that they are directly involved in the process, allowing them to catch any errors they may have made before administering medications.

While consulting with another nurse can provide an additional layer of safety, it relies on collaboration rather than reinforcing individual competency. Similarly, reviewing a client’s history is essential for ensuring the appropriateness of the medication but does not inherently verify calculation accuracy. Cross-referencing with drug references is a valuable step in confirming dosages and usage guidelines, but it is part of a broader verification process rather than a standalone method. Thus, performing calculations independently establishes a foundational skill that is critical for ensuring patient safety in medication administration.