Dosage Calculation RN Fundamentals Online v v v v v
Practice Assessment 3.0 Questions & Answers 2026\ v v v v v v
2027 update v
1. A nurse is preparing to administer codeine 20 mg PO every 6 hr PRN pain. Av
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ailable is codeine oral solution 10 mg/ 5 mL. How many mL should the nurse admin
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ister per dose? v v
(Round to the nearest whole number. Use a leading zero if it applies. Do not use a
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v trailing zero.): v
Answer 10 mL v v v
Follow these steps for the Ratio and Proportion method of calculation: Ste
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p 1: What is the unit of measurement the nurse should calculate? mL
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Step 2: What is the dose the nurse should administer? Dose to administer = Desired 20
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mg
Step 3: What is the dose available? Dose available = Have 10 mg Ste
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p 4: Should the nurse convert the units of measurement? No Step 5
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: What is the quantity of the dose available? 5 mL
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Step 6: Set up an equation and solve for X.
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Have/Quantity = Desired/X v v v
10 mg/ 5 mL = 20 mg/ X mL X
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mL = 1 0 mL v v v v
Step 7: Round if necessary.
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,Step 8: Determine whether the amount to administer makes sense. If there are 10
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, mg/5 mL and the prescription reads 20 mg, it makes sense to administer 1 0 mL. The nurse s
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hould administer codeine oral solution 10 mL PO every 6 hr PRN pain.
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2. A nurse is preparing to administer eszopiclone 2,000 mcg PO to a client.
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How many mg should the nurse administer?
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(Round to the nearest whole number. Use a leading zero if it applies. Do not use a
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trailing zero.): v
Answer 2 mg v v
Follow these steps for the Ratio and Proportion method of calculation: Step
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v 1 : What is the unit of measurement the nurse should calculate? mg
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Step 2: What is the dose the nurse should administer? Dose to administer = Desired 2,000
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mcg
Step 3: What is the dose available? Dose available = Have 1 mg
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Step 4: Should the nurse convert the units ofmeasurement?Yes (mcg does not equal m
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g)
1 ,000 mcg/1 mg = 2,000 mcg/X mg X
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mg = 2 mg v v v
Step 5: Round if necessary. v v v v
Step 6: Determine whether the amount to administer makes sense. If the prescription
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reads 2,000 mcg and 1 ,000 mcg equals 1 mg, it makes sense to administer 2 mg.
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The nurse should administer eszopiclone 2 mg PO.
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Practice Assessment 3.0 Questions & Answers 2026\ v v v v v v
2027 update v
1. A nurse is preparing to administer codeine 20 mg PO every 6 hr PRN pain. Av
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ailable is codeine oral solution 10 mg/ 5 mL. How many mL should the nurse admin
v v v v v v v v v v v v v v v
ister per dose? v v
(Round to the nearest whole number. Use a leading zero if it applies. Do not use a
v v v v v v v v v v v v v v v v
v trailing zero.): v
Answer 10 mL v v v
Follow these steps for the Ratio and Proportion method of calculation: Ste
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p 1: What is the unit of measurement the nurse should calculate? mL
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Step 2: What is the dose the nurse should administer? Dose to administer = Desired 20
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mg
Step 3: What is the dose available? Dose available = Have 10 mg Ste
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p 4: Should the nurse convert the units of measurement? No Step 5
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: What is the quantity of the dose available? 5 mL
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Step 6: Set up an equation and solve for X.
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Have/Quantity = Desired/X v v v
10 mg/ 5 mL = 20 mg/ X mL X
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mL = 1 0 mL v v v v
Step 7: Round if necessary.
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,Step 8: Determine whether the amount to administer makes sense. If there are 10
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, mg/5 mL and the prescription reads 20 mg, it makes sense to administer 1 0 mL. The nurse s
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hould administer codeine oral solution 10 mL PO every 6 hr PRN pain.
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2. A nurse is preparing to administer eszopiclone 2,000 mcg PO to a client.
v v v v v v v v v v v v
How many mg should the nurse administer?
v v v v v v
(Round to the nearest whole number. Use a leading zero if it applies. Do not use a
v v v v v v v v v v v v v v v v v
trailing zero.): v
Answer 2 mg v v
Follow these steps for the Ratio and Proportion method of calculation: Step
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v 1 : What is the unit of measurement the nurse should calculate? mg
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Step 2: What is the dose the nurse should administer? Dose to administer = Desired 2,000
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mcg
Step 3: What is the dose available? Dose available = Have 1 mg
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Step 4: Should the nurse convert the units ofmeasurement?Yes (mcg does not equal m
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g)
1 ,000 mcg/1 mg = 2,000 mcg/X mg X
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mg = 2 mg v v v
Step 5: Round if necessary. v v v v
Step 6: Determine whether the amount to administer makes sense. If the prescription
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reads 2,000 mcg and 1 ,000 mcg equals 1 mg, it makes sense to administer 2 mg.
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The nurse should administer eszopiclone 2 mg PO.
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3v/v28
