ATI Dosages by Weight Dosage Calculation 3.0 Dosage by Weight Test.pdf file:///C:/Users/HP/Desktop/New%20folder%20(4)/ATI%20Dosages
ATI Dosages by Weight Dosage Calculation 3.0
Dosage by Weight Test Questions & Answers
1. 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. Howmany
ml should the nurse administer?
(Round to the nearest whole number. Use a leading 0 if it applies. Don't use a
trailing zero.): 2.2 lb/kg = 40 lb -> 18.181818 kg
50 units/kg x 18.181818 kg = 909.090909 units
2,000 units/ml = 909.090909 units -> 0.454545ml
ANS: 0.45 ml
2. A nurse is preparing to administer phenytoin 5 mg/kg/day PO divided equal-ly
every 12 hr for an infant who weighs 12 lb 4 oz. How many mg 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.): 16 oz/lb x 4 oz = 0.25lb
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,ATI Dosages by Weight Dosage Calculation 3.0 Dosage by Weight Test.pdf file:///C:/Users/HP/Desktop/New%20folder%20(4)/ATI%20Dosages
12 lb + 0.25 lb = 12.25 lb
2.2 lb/kg x 12.25 lb = 5.568181 kg
5 mg/kg x 5.568181 kg = 27.840909 mg
27.840909 mg / 2(Q12H) = 13.920454 mg
ANS: 13.9 mg
3. A nurse is preparing to administer erythromycin ethyl succinate 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.): 2.2 lb/kg x 32 lb = 14.545454 kg
50 mg/kg x 14.545454 kg = 727.272727 mg
727.272727 mg / 4 (Q6H) = 181.818181 mg
200 mg/5ml x 181.818181 mg = 4.545454 mL
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,ATI Dosages by Weight Dosage Calculation 3.0 Dosage by Weight Test.pdf file:///C:/Users/HP/Desktop/New%20folder%20(4)/ATI%20Dosages
ANS: 4.5 ml
4. A nurse is preparing to administer gentamicin to a client who weighs 165lb.
The medication reference recommends administering 2 mg/kg IM every 8hr.
How many mg should the nurse plan to administer per dose?
(Round to the nearest whole number.): 2.2 lb/kg x 165 lb = 75 kg
2 mg/kg x 75 kg = 150 mg
ANS: 150 mg
5. 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?
(Round to the nearest whole number.): 2.2 lb/kg x 120 lb = 54.545454 kg
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ATI Dosages by Weight Dosage Calculation 3.0
Dosage by Weight Test Questions & Answers
1. 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. Howmany
ml should the nurse administer?
(Round to the nearest whole number. Use a leading 0 if it applies. Don't use a
trailing zero.): 2.2 lb/kg = 40 lb -> 18.181818 kg
50 units/kg x 18.181818 kg = 909.090909 units
2,000 units/ml = 909.090909 units -> 0.454545ml
ANS: 0.45 ml
2. A nurse is preparing to administer phenytoin 5 mg/kg/day PO divided equal-ly
every 12 hr for an infant who weighs 12 lb 4 oz. How many mg 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.): 16 oz/lb x 4 oz = 0.25lb
1/7
1 of 18 11/8/2024, 6:57
,ATI Dosages by Weight Dosage Calculation 3.0 Dosage by Weight Test.pdf file:///C:/Users/HP/Desktop/New%20folder%20(4)/ATI%20Dosages
12 lb + 0.25 lb = 12.25 lb
2.2 lb/kg x 12.25 lb = 5.568181 kg
5 mg/kg x 5.568181 kg = 27.840909 mg
27.840909 mg / 2(Q12H) = 13.920454 mg
ANS: 13.9 mg
3. A nurse is preparing to administer erythromycin ethyl succinate 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.): 2.2 lb/kg x 32 lb = 14.545454 kg
50 mg/kg x 14.545454 kg = 727.272727 mg
727.272727 mg / 4 (Q6H) = 181.818181 mg
200 mg/5ml x 181.818181 mg = 4.545454 mL
2/7
2 of 18 11/8/2024, 6:57
,ATI Dosages by Weight Dosage Calculation 3.0 Dosage by Weight Test.pdf file:///C:/Users/HP/Desktop/New%20folder%20(4)/ATI%20Dosages
ANS: 4.5 ml
4. A nurse is preparing to administer gentamicin to a client who weighs 165lb.
The medication reference recommends administering 2 mg/kg IM every 8hr.
How many mg should the nurse plan to administer per dose?
(Round to the nearest whole number.): 2.2 lb/kg x 165 lb = 75 kg
2 mg/kg x 75 kg = 150 mg
ANS: 150 mg
5. 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?
(Round to the nearest whole number.): 2.2 lb/kg x 120 lb = 54.545454 kg
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