Pharmacological TherapiesQuestion 112 of 120
A client is prescribed a medication ordered as 250 mg. The available concentration is 125 mg per 5 mL. How many milliliters should the LPN/LVN administer?
a.2.5 mL
b.5 mL
c.15 mL
d.10 mL
Explanation
Using the formula desired over available times the volume: 250 mg divided by 125 mg equals 2, multiplied by 5 mL equals 10 mL. Careful calculation prevents dosing errors. The nurse should double-check high-alert calculations.
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