ATI Dosage Calculations | 2025/2026 Updated | 220+ Solved Exams with Verified Solutions | Complete Q&A Pack

Dosage Calculations ATIs
(2025-2026 Updated) Solved Exams + 100%
220+
Verified Solutions | Complete Q&A


VERIFIED ANSWERS


Question 1
A nurse is preparing to administer erythromycin ethylsuccinate 50 mg/kg/day PO divided in equal doses every 6 hr to a
toddler who weighs 32 lb. Available is erythromycin ethylsuccinate suspension 200mg/5ml. How many ml should the
nurse administer per dose? (Round to the nearest whole number. Use a leading 0 if it applies. Don't use a trailing zero.)
Correct Answer
4.5 mL


Question 2
A nurse is converting a toddler's weight from lb to kg. If the toddler weighs 17 lb 9 oz, what is the toddler's weight in kg?
(Round to the nearest whole number. Use a leading zero if it applies. Do not use a trailing zero.)
Correct Answer
8 kg


Question 3
A nurse is preparing to administer phenytoin 15 mg/kg/day PO divided in three equal doses to a client who weighs 120 lb.
Available is phenytoin suspension 125 mg/5ml. How many mL should the nurse administer per dose?
Correct Answer
10.9 mL


Question 4
A nurse is preparing to administer amoxicillin 30 mg/kg/day PO divided in equal doses every 12 hr to an infant who
weighs 5.5 kg. Available is amoxicillin suspension 125 mg/5 mL. How many mL should the nurse administer per dose?
Correct Answer
3.3 mL


Question 5
A nurse is preparing to administer tobramycin 2.5 mg/kg IM to a preschooler who weighs 20 kg. Available is tobramycin
injection 40 mg/ml. How many mL should the nurse administer per dose?
Correct Answer
1.3 mL


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,Question 6
A nurse is preparing to administer gentamicin to a client who weighs 165 lb. The medication reference recommends
administering 2 mg/kg IM every 8 hr. How many mg should the nurse plan to administer per dose?
Correct Answer
150 mg


Question 7
A nurse is preparing to administer ceftazidime 40 mg/kg IV bolus every 8 hr to a toddler who weighs 22 lb. Available is
ceftazidime injection 40 mg/ml. How many mL should the nurse administer per dose?
Correct Answer
10 mL


Question 8
A nurse is preparing to administer potassium chloride 5 mEq/kg/day PO divided in equal doses every 6 hr to a child who
weighs 64 lb. Available is potassium chloride liquid 40 mEq/15 ml. How many mL should the nurse administer per dose?
Correct Answer
13.6 mL


Question 9
A nurse is preparing to administer potassium gluconate 3 mEq/kg/day PO divided in equal doses every 6 hr to a
preschooler who weighs 42 lb. Available is potassium gluconate liquid 20 mEq/15ml. How many mL should the nurse
administer per dose?
Correct Answer
11 mL


Question 10
A nurse is preparing to administer phenytoin 5 mg/kg/day PO divided equally every 12 hr for an infant who weighs 12 lb
4 oz. How many mg should the nurse administer per dose?
Correct Answer
13.9 mg


Question 11
A nurse is preparing to administer acyclovir 5 mg/kg IV bolus every 8 hr to a client who weighs 75 lb. How many mg
should the nurse administer per dose?
Correct Answer
170.5


Question 12
A nurse is preparing to administer potassium gluconate 2 mEq/kg/day PO divided equally every 12 hr to a child who
weighs 50 lb. How many mEq should the nurse administer per dose?

Correct Answer
22.7 mEq



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,Question 13
A nurse is preparing to administer amikacin IM to a client who weighs 176 lb. The medication reference states that the
safe dosage range is 7.5 to 15 mg/kg/day divided every 12 to 24 hr. What is the maximum safe dose the nurse should
expect to administer per day?
Correct Answer
1200 mg


Question 14
A nurse is converting an infant's weight from lb to kg. If the infant weighs 6 lb 2 oz, what is the infant's weight in kg?

Correct Answer
2.8 kg


Question 15
A nurse is caring for an infant who weighs 11 lb 4 oz. What is the infant's weight in lb?
Correct Answer
11.25 lb


Question 16
A nurse is preparing to administer cefdinir to a child who weighs 44 lb. The medication reference recommends
administering 7 mg/kg PO every 12 hr. How many mg should the nurse plan to administer per dose?
Correct Answer
140


Question 17
A nurse is preparing to administer valproic acid 45 mg/kg/day PO divided in equal doses every 8 hr to a child who weighs
66 lb. Available is valproic acid syrup 250 mg/5 ml. How many mL should the nurse administer per dose?
Correct Answer
9 mL


Question 18
A nurse is preparing to administer amoxicillin 25 mg/kg/day PO divided equal doses every 8 hr to a preschooler who
weighs 43 lb. Available is amoxicillin suspension 250 mg/5 mL. How many mL should the nurse administer per dose?
Correct Answer
3.3 mL


Question 19
A nurse is preparing to administer midazolam IM to a client who is preoperative and weighs 132 lb. The medication
reference states the safe dosage range is 0.07 to 0.08 mg/kg. What is the maximum safe dose the nurse should expect to
administer?
Correct Answer
4.8 mg




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, Question 20
A nurse is preparing to administer famotidine 0.5 mg/kg PO to a child who weighs 50 lb. How many mg should the nurse
administer per dose?
Correct Answer
11.4 mg


Question 21
A nurse is converting a toddler's weight from lb to kg. IF the toddler weighs 20 lb 8 oz, what is the toddler's weight in kg?
Correct Answer
9.3 kg


Question 22
A nurse is preparing to administer ampicillin 50 mg/kg/day PO divided in equal doses every 8 hr to a child who weighs
39.6 lb. Available is ampicillin oral suspension 250 mg/5 ml. How many mL should the nurse administer per dose?
Correct Answer
6 mL


Question 23
A nurse is preparing to administer cefaclor 40 mg/kg/day PO divided in equal doses every 8 hr to a child who weighs 48
lb. Available is cefaclor suspension 375 mg/5 mL. How many mL should the nurse administer per dose?
Correct Answer
3.9 mL


Question 24
A nurse is converting an infant's weight from lb to kg. If the infant weighs 10 lb 4 oz, what is the infant's weight in kg?
Correct Answer
4.7 kg


Question 25
A nurse is preparing to administer epoetin alfa 50 units/kg subcutaneous toa preschooler who weighs 40 lb. Available is
epoetin alfa 2,000 units/ml. How many ml should the nurse administer?

Correct Answer
0.45 mL


Question 26
A nurse is preparing to administer cephalexin 0.25 g PO every 6 hr. Available is cephalexin 500 mg tablets. How many
tablets should the nurse administer per dose?
Correct Answer
0.5 tablet




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