The physician prescribes 250 mg of a drug. The information on the drug vial says the concentration is 500 mg/mL. How much of the drug will the nurse prepare?
A) 0.25 mL
B) 0.33 mL
C) 0.5 mL
D) 0.75 mL
C
Feedback:
To determine amount to prepare: 500 mg/1 mL = 250 mg/X. Cross-multiply to determine the nurse will prepare 0.5 mL.
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