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ATI Medication Administration (Dosage Calculation) Questions And Answers

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ATI Medication Administration (Dosage Calculation) Questions And Answers

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ATI Medication Administration
ji




(Dosage Calculation) Questions
And Answers

A nurse is preparing to administer codeine 20 mg PO every 6 hr PRN
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pain. Available is codeine oral solution 10 mg/ 5 mL. How many mL
ji ji ji ji ji ji ji ji ji ji ji ji ji




should the nurse administer per dose?
ji ji ji ji ji ji ji




(Round to the nearest whole number. Use a leading zero if it applies.
ji ji ji ji ji ji ji ji ji ji ji ji




Do not use a trailing zero.) - (correct answer) -Answer: 10 mL
ji ji ji ji ji ji ji ji ji ji ji ji




Follow these steps for the Ratio and Proportion method of
ji ji ji ji ji ji ji ji ji




calculation:
ji




Step 1: What is the unit of measurement the nurse should calculate?
ji ji ji ji ji ji ji ji ji ji ji




mL
ji




Step 2: What is the dose the nurse should administer? Dose to
ji ji ji ji ji ji ji ji ji ji ji




administer = Desired 20 mg
ji ji ji ji ji




Step 3: What is the dose available? Dose available = Have 10 mg
ji ji ji ji ji ji ji ji ji ji ji ji




Step 4: Should the nurse convert the units of measurement? No
ji ji ji ji ji ji ji ji ji ji




Step 5: What is the quantity of the dose available? 5 mL
ji ji ji ji ji ji ji ji ji ji ji




Step 6: Set up an equation and solve for X.
ji ji ji ji ji ji ji ji ji




Have/Quantity = Desired/X ji ji




10 mg/ 5 mL = 20 mg/ X mL
ji ji ji ji ji ji ji ji




X mL = 10 mL
ji ji ji ji




Step 7: Round if necessary.
ji ji ji ji

,Step 8: Determine whether the amount to administer makes sense. If
ji ji ji ji ji ji ji ji ji ji




there are 10 mg/5 mL and the prescription reads 20 mg, it makes
ji ji ji ji ji ji ji ji ji ji ji ji ji




sense to administer 10 mL. The nurse should administer codeine oral
ji ji ji ji ji ji ji ji ji ji ji




solution 10 mL PO every 6 hr PRN pain.
ji ji ji ji ji ji ji ji ji




A nurse is preparing to administer eszopiclone 2,000 mcg PO to a
ji ji ji ji ji ji ji ji ji ji ji




client. How many mg should the nurse administer?
ji ji ji ji ji ji ji ji ji




(Round to the nearest whole number. Use a leading zero if it applies.
ji ji ji ji ji ji ji ji ji ji ji ji




Do not use a trailing zero.) - (correct answer) -Answer: 2 mg
ji ji ji ji ji ji ji ji ji ji ji ji




Follow these steps for the Ratio and Proportion method of
ji ji ji ji ji ji ji ji ji




calculation:
ji




Step 1: What is the unit of measurement the nurse should calculate?
ji ji ji ji ji ji ji ji ji ji ji




mg
ji




Step 2: What is the dose the nurse should administer? Dose to
ji ji ji ji ji ji ji ji ji ji ji




administer = Desired 2,000 mcg
ji ji ji ji ji




Step 3: What is the dose available? Dose available = Have 1 mg
ji ji ji ji ji ji ji ji ji ji ji ji




Step 4: Should the nurse convert the units of measurement? Yes (mcg
ji ji ji ji ji ji ji ji ji ji ji




does not equal mg)
ji ji ji ji




1,000 mcg/1 mg = 2,000 mcg/X mg ji ji ji ji ji ji




X mg = 2 mg
ji ji ji ji




Step 5: Round if necessary.
ji ji ji ji




Step 6: Determine whether the amount to administer makes sense. If
ji ji ji ji ji ji ji ji ji ji




the prescription reads 2,000 mcg and 1,000 mcg equals 1 mg, it
ji ji ji ji ji ji ji ji ji ji ji ji




makes sense to administer 2 mg. The nurse should administer
ji ji ji ji ji ji ji ji ji ji




eszopiclone 2 mg PO.
ji ji ji ji




A nurse is preparing to administer tobramycin 4 mg/kg/day IM divided
ji ji ji ji ji ji ji ji ji ji




in three equal doses to a patient who weighs 60 kg. Available is
ji ji ji ji ji ji ji ji ji ji ji ji ji




tobramycin 40 mg/mL. How many mL should the nurse administer per
ji ji ji ji ji ji ji ji ji ji ji




dose?
ji ji

, (Round to the nearest whole number. Use a leading zero if it applies.
ji ji ji ji ji ji ji ji ji ji ji ji




Do not use a trailing zero.) - (correct answer) -Answer: 2 mL
ji ji ji ji ji ji ji ji ji ji ji ji




Follow these steps for the Ratio and Proportion method of
ji ji ji ji ji ji ji ji ji




calculation:
ji




Step 1: What is the unit of measurement the nurse should calculate?
ji ji ji ji ji ji ji ji ji ji ji




mg
ji




Step 2: Set up an equation and solve for X.
ji ji ji ji ji ji ji ji ji




X = Dose per kg × Client's weight in kg
ji ji ji ji ji ji ji ji ji




X mg = 4 mg/kg × 60 kg
ji ji ji ji ji ji ji




X mg = 240 mg
ji ji ji ji




The dose is divided into three equal doses; therefore, divide X by 3.
ji ji ji ji ji ji ji ji ji ji ji ji




240 mg = 80 mg3 ji ji ji ji




Step 3: What is the unit of measurement the nurse should calculate?
ji ji ji ji ji ji ji ji ji ji ji




mL
ji




Step 4: What is the dose the nurse should administer? Dose to
ji ji ji ji ji ji ji ji ji ji ji




administer = Desired 80 mg
ji ji ji ji ji




Step 5: What is the dose available? Dose available = Have 40 mg
ji ji ji ji ji ji ji ji ji ji ji ji




Step 6: Should the nurse convert the units of measurement? No
ji ji ji ji ji ji ji ji ji ji




Step 7: What is the quantity of the dose available? 1 mL
ji ji ji ji ji ji ji ji ji ji ji




Step 8: Set up an equation and solve for X.
ji ji ji ji ji ji ji ji ji




Have/Quantity = Desired/X ji ji




40 mg/1 mL = 80 mg/X mL
ji ji ji ji ji ji




X mL = 2 mL
ji ji ji ji




Step 9: Round if necessary. ji ji ji ji




Step 10: Determine whether the amount to administer makes sense.
ji ji ji ji ji ji ji ji ji




If there are 40 mg/mL and the prescription reads 4 mg/kg/day divided
ji ji ji ji ji ji ji ji ji ji ji ji

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February 28, 2025
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