ATI Dosage Calculations 3.0 | Dosages by Weight Test with Verified Answers |Latest 2024/2025

ATI Dosage Calculations 3.0 | Dosages by
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Weight Test with Verified Answers. _’- _’- _’- _’-




A nurse is preparing to administer ampicillin 50 mg/kg/day PO divided in
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equal doses every 8 hr to a child who weighs 39.6 lb. Available is ampicillin
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oral suspension 250 mg/5mL. How many mL should the nurse administer per
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dose? 6 mL/dose
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A nurse is preparing to administer cefaclor 40 mg/kg/day PO divided in equal
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doses every 8 hr to a child who weighs 48 lb. Available is cefaclor
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suspension 375 mg/5mL. How many mL should the nurse administer per
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dose? 3.9 mL/dose
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A nurse is preparing to administer potassium gluconate (Kaon) 2 mEq/kg PO
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every 12 hr to a child who weighs 50 lb. How many mEq should the nurse
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administer per dose? 22.7 mEq/dose _’- _’- _’-_’- _’- _’-




A nurse is preparing to administer amikacin IM to a client who weighs 176
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lb. The medication reference states that the safe dosage range is 7.5 to 15
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mg/kg/day divided every 12 to 24 hr. What is the maximum safe dose the
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nurse should expect to administer per day?
_’- 1,200 mg/day
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A nurse is converting an infant's weight from lb to kg. If the infant weighs 6
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lb 2 oz, she weighs how many kg?
_’- _’- _’- 2.8 kg _’- _’- _’- _’- _’-_’- _’- _’-




A nurse is preparing to administer potassium chloride 5 mEq/kg/day PO
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divided in equal doses every 6hr to a child who weighs 64 lb. Available is
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potassium chloride liquid 40 mEq/15mL. How many mL should the nurse
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, administer per dose? (Round the answer to the nearest tenth. Use a leading
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zero if it applies. Do not use a trailing zero.)
_’- _’- _’- 13.6 mL/dose _’- _’- _’- _’- _’- _’- _’-_’- _’- _’-




A nurse is preparing to administer ceftazidime 40 mg/kg/ IV bolus every 8 hr
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to a toddler who weighs 22 lb. Available is ceftazidine 40 mg/mL. How many
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mL should the nurse administer per dose? (Round the answer to the nearest
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tenth. Use a leading zero if it applies. Do not use a trailing zero.)
_’- _’- _’- 10 _’- _’- _’- _’- _’- _’- _’- _’- _’- _’- _’-_’- _’- _’-


mL/dose


The nurse is preparing to administer gentamicin to a client who weighs 165
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lb. The medication reference recommends administering 2 mg/kg IM every 8
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hr. How many mg should the nurse plan to administer per dose? (Round the
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answer to the nearest whole number. Use a leading zero if it applies. Do not
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use a trailing zero.)
_’- _’- 150 mg/dose _’- _’-_’- _’- _’-




A nurse is preparing to administer tobramycin 2.5 mg/kg IM to a preschooler
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who weighs 20kg. Available is tobramycin injection 40mg/mL. How many mL
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should the nurse administer per dose?(Round the answer to the nearest
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tenth. Use a leading zero if it applies. Do not use a trailing zero.)
_’- _’- _’- 1.3 _’- _’- _’- _’- _’- _’- _’- _’- _’- _’- _’-_’- _’- _’-


mL/dose


A nurse is preparing to administer amoxicillin 30 mg/kg/day PO divided in
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equal doses every 12 hr to an infant who weighs 5.5 kg. Available is
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amoxicillin suspension 125 mg/5 mL. How many mL should the nurse
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administer per dose? (Round the answer to the nearest tenth. Use a leading
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zero if it applies. Do not use a trailing zero.)
_’- _’- _’- 3.3 mL/dose _’- _’- _’- _’- _’- _’- _’-_’- _’- _’-




A nurse is preparing to administer phenytoin 15 mg/kg/day PO divided in
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equal three doses to a client who weighs 120 lb. Available is phenytoin 125
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mg/5 mL. How many mL should the nurse administer per dose? (Round the
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