The postpartum nurse is administering vitamin K (phytonadione) to a newborn. The prescribed order is to administer one dose of 0.5 mg of vitamin K via the intramuscular (IM) route within 1 hour after birth
The ampule of vitamin K sent from the pharmacy is 1 mg/0.5 mL. How many milliliters does the nurse draw up to administer the correct dose? Record your answer to two decimal points.
_____ mL
What will be an ideal response?
ANS:
0.25
Use the medication calculation formula to calculate the correct dose.
Formula:
Desired/available ´ volume = milliliters per dose
0.5 mg/1 mg ´ 0.5 mL = 0.25 mL
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