Dosage Calculation R
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N Fundamentals Onlin
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e Practice Assessme
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nt 3.0, ATI Dosage Cal
w w w w
culation pg. 277-281 w w
(Fundamentals For Nu w w
rsing)
,A nurse is preparing to administer midazolam 0.07
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mg/kg IM to a patient who weighs 50 kg. Available is
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midazolam 5 mg/mL. How many mL should the nurs
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e administer?
w
(Round answer to nearest tenth. Use a leading zero i
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f it applies. Do not use a trailing zero.) -
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wCORRECT ANSWER-Answer: 0.7 mL w w w
Follow these steps for the Ratio and Proportion meth
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od of calculation:
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Step 1: What is the unit of measurement the nurse sh
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ould calculate? mg
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Step 2: Set up an equation and solve for X. X
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= Dose per kg × Client's weight in kg
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X mg = 0.07 mg/kg × 50 kg
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X mg = 3.5 mg
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Step 3: What is the unit of measurement the nurse sh
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ould calculate? mL
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,Step 4: What is the dose the nurse should
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administer? Dose to administer = Desired 3.5 mg w w w w w w w
Step 5: What is the dose available? Dose available = H
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ave 5 mg w w
Step 6: Should the nurse convert the units of measure
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ment? No w
Step 7: What is the quantity of the dose available? 1
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mL
Step 8: Set up an equation and solve for X. Have/Qua
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ntity = Desired/Xw w
5 mg/1 mL = 3.5 mg/ X mL
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X mL = 0.7 mL
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Step 9: Round if necessary.
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Step 10: Determine whether the amount to administ
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er makes sense. If there are 5 mg/mL and the prescri
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ption reads 0.07 mg/kg, it makes sense to administer
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0.7 mL. The nurse should administer midazolam 0.7
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mL IM. w
, A nurse is preparing to administer eszopiclone
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2,000 mcg PO to a client. How many mg should the nu
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rse administer?
w
(Round to the nearest whole number. Use a leading z
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ero if it applies. Do not use a trailing zero.) -
w w w w w w w w w w
wCORRECT ANSWER-Answer: 2 mg w w w
Follow these steps for the Ratio and Proportion meth
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od of calculation:
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Step 1: What is the unit of measurement the nurse sh
w w w w w w w w w w
ould calculate? mg w w
Step 2: What is the dose the nurse should administer
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? Dose to administer = Desired 2,000 mcg
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Step 3: What is the dose available? Dose available = H
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ave 1 mg w w
Step 4: Should the nurse convert the units of measure
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ment? Yes (mcg does not equal mg)
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1,000 mcg/1 mg = 2,000 mcg/X mg
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w w
N Fundamentals Onlin
w w
e Practice Assessme
w w
nt 3.0, ATI Dosage Cal
w w w w
culation pg. 277-281 w w
(Fundamentals For Nu w w
rsing)
,A nurse is preparing to administer midazolam 0.07
w w w w w w w
mg/kg IM to a patient who weighs 50 kg. Available is
w w w w w w w w w w w
midazolam 5 mg/mL. How many mL should the nurs
w w w w w w w w
e administer?
w
(Round answer to nearest tenth. Use a leading zero i
w w w w w w w w w
f it applies. Do not use a trailing zero.) -
w w w w w w w w w
wCORRECT ANSWER-Answer: 0.7 mL w w w
Follow these steps for the Ratio and Proportion meth
w w w w w w w w
od of calculation:
w w
Step 1: What is the unit of measurement the nurse sh
w w w w w w w w w w
ould calculate? mg
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Step 2: Set up an equation and solve for X. X
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= Dose per kg × Client's weight in kg
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X mg = 0.07 mg/kg × 50 kg
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X mg = 3.5 mg
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Step 3: What is the unit of measurement the nurse sh
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ould calculate? mL
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,Step 4: What is the dose the nurse should
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administer? Dose to administer = Desired 3.5 mg w w w w w w w
Step 5: What is the dose available? Dose available = H
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ave 5 mg w w
Step 6: Should the nurse convert the units of measure
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ment? No w
Step 7: What is the quantity of the dose available? 1
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mL
Step 8: Set up an equation and solve for X. Have/Qua
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ntity = Desired/Xw w
5 mg/1 mL = 3.5 mg/ X mL
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X mL = 0.7 mL
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Step 9: Round if necessary.
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Step 10: Determine whether the amount to administ
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er makes sense. If there are 5 mg/mL and the prescri
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ption reads 0.07 mg/kg, it makes sense to administer
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0.7 mL. The nurse should administer midazolam 0.7
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mL IM. w
, A nurse is preparing to administer eszopiclone
w w w w w w
2,000 mcg PO to a client. How many mg should the nu
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rse administer?
w
(Round to the nearest whole number. Use a leading z
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ero if it applies. Do not use a trailing zero.) -
w w w w w w w w w w
wCORRECT ANSWER-Answer: 2 mg w w w
Follow these steps for the Ratio and Proportion meth
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od of calculation:
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Step 1: What is the unit of measurement the nurse sh
w w w w w w w w w w
ould calculate? mg w w
Step 2: What is the dose the nurse should administer
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? Dose to administer = Desired 2,000 mcg
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Step 3: What is the dose available? Dose available = H
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ave 1 mg w w
Step 4: Should the nurse convert the units of measure
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ment? Yes (mcg does not equal mg)
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1,000 mcg/1 mg = 2,000 mcg/X mg
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