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Neonatal Drug Calculations Practice Questions

Neonatal Drug Calculations Practice Questions. D. Ann Currie ,RN,MSN. Question # 1. How many milliliters per kilogram per day is the neonate receiving, if the neonate is receiving D 10 W at 7.25 ml/hr for 24 hours and Fat Emulsion 20% solution at 4.5 ml/hr for 20 hours. Neonate weighs 4.7 lbs.

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Neonatal Drug Calculations Practice Questions

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  1. Neonatal Drug CalculationsPractice Questions D. Ann Currie ,RN,MSN

  2. Question # 1 • How many milliliters per kilogram per day is the neonate receiving, if the neonate is receiving D10W at 7.25 ml/hr for 24 hours and Fat Emulsion 20% solution at 4.5 ml/hr for 20 hours. Neonate weighs 4.7 lbs. • ml/kg/day

  3. ml/kg/day • 1. x x x = = • 81.446808 • 2. x x x == • 42.127659 • 3. 81.446808 • +42.127659 • 123.57446 ans. 123.57 ml/kg/day

  4. Question # 2 • The infant, who weighs 2,375 grams, is getting 150 mg/ kg/ day of Ampicillin in 4 equal doses, How many milligrams per dose should be given? • mg/dose

  5. mg/dose wt. 2375 grams • 2375 grams= 2.375 Kg. • x x == • 89.0625 • ans. 89.06 mg/dose

  6. Question # 3 • The infant, who weighs 2,855 grams, will receive how many micrograms per kilogram per minute when the Dopamine is infusing at 750 mcg/kg/hr • mcg/kg/min

  7. mcg/kg/min wt. 2855gm • 2855 grams =2.855 kg. • x = = 12.5 • ans. 12.5 mcg/kg/min

  8. Question # 4 • The neonate, who weighs 3 lbs 10 oz, will receive how many milligrams per minute of Dopamine when the infant is getting 950 mg/kg/hr. • mg/min

  9. mg/min • Wt = 3 lbs. 10 oz.= 3. 625 lbs 10/16= .625 & 3 = 3.625 • x x x = • 26.089015 • ans. 26.09 mg/min

  10. Question # 5 • The baby, who weighs 1,667 grams, has an IV of Dopamine 35 milligrams in 100 milliliters and is getting 12.5 mcg/kg/minute. What will the nurse set the IV infusion rate at to delivery 12.5 mcg/kg/min? • ml/hr

  11. ml/hr wt. 1667 gm. • Wt 1667 grams =1.667 kg • X X X X = = 3.5721428 • ans. 3.57 ml/hr

  12. Question # 6 • The neonate weighs 1,922 grams. The physician has ordered Gentamycin 2 mg per kilogram per dose stat and then every 18 hours for 7 days. • A. What is the total number of doses the neonate will receive in 7 days? • total number of doses in 7 days • B. How many total milligrams will the neonate receive in 7 days? • mg in 7 days.

  13. A. total number of doses in 7 daysDoses /TT • wt. 1922 grams = 1.922 kg • Stat =1 dose & doses in 7days • 7 days = 7 X 24 hrs = 168 hrs. 18hrs per dose = 9.333 doses • 1 & 9 = 10 doses • 10 total doses in 7days

  14. B. mg in 7 days=TT. • Wt. 1.922 kg 10 doses in 7 days =TT • X X = 38.44 • ans. 38.44 mg in 7 days

  15. Question # 7 • The physician has ordered Dexamethasone 0.65 mg/kg/day with a dose to be given every 6 hours. The infant weighs 3 lbs. 8 oz. • A. How many milligrams per dose will the infant receive? • mg/dose • B. How many milligrams will the infant receive in 24 hours? • mg/24 hrs

  16. A. mg/dose • Wt. 3 lbs. 8 oz. = 3.5 lbs ( 8/16= .5 & 3=3.5) • every 6hrs = 4 doses/day • X X X == • 0.2585227= 0.26 • ans. 0.26 mg/dose

  17. B. mg/24 hrs • Mg/TT or mg/day • Wt.= 3.5 lbs. • X X = = • 1.0340909 = 1.03 • ans. 1.03mg/day or 24 hrs

  18. Question # 8 • The baby, who weighs 3222 grams, received D10W @ 9 ml/hr for 18 hrs and then it was decreased to 7ml/hr for 6 hours. Also the baby received a fat emulsion 20% solution at 2.75 ml/hr for 21 hours. The baby took 28 ml per each feeding for 4 feedings of formula 24 cal/oz and then 32 ml per each feeding for 4 feedings. How many calories did the baby receive in 24 hours? • calories/24 hours

  19. Calories/24 hours • Wt. 3222 grams =3.222 kg 1 oz.=30 ml. • Calories : • a. 1 gram glucose=4 calories or 3.4 calories • b. intralipids 10%= 1.1calories/ 1 ml • 20%= 2.2calories/ 1ml • c. formula= 24 calories/ oz

  20. IV calories • 1) cal/day = • a. X X X = = • 64.8 • b. X X X == • 16.8 • 64.8 • & 16.8 • 81.6

  21. Intralipids calories • 2) cal/day • X X = 127.05

  22. Formula Calories • Cal/day • 3) a. X X X = = 89.6 • b. X X X = = 102.4 89.6 • & 102.4 • 192

  23. Calories per day • 81.6 • 127.05 • & 192 • 400.65 ans. 400.65 calories per day or • 3.4 cal/1 gm glucose • 69.36 • 127.05 & 191.9 388.31 ans. 388.31 calories per day

  24. Question # 9 • The infant, who weighs 5 lbs 4 oz, is receiving D12.5W at 4.5 ml/hr for 24 hours intralipids 20% solution at 3.5 ml/hr for 20 hours, and Similac 20 cal/oz every 3 hours with each feeding being 22 milliliters. Also microlipids 1 ml per 1 oz of formula will be added to formula. How may calories per kilogram per day is the infant receiving? • cal/kg/day

  25. Calories /kg/day • Wt. 5lbs 4oz = 5. 25 lbs ( 4/16=.25 & 5=5.25) • Calories: • IV 1gram of glucose = 4 calories or 3.4 calories • intralipids 20%= 2.2calories/ 1 ml • formula= 20calories/1 oz • microlipids= 4.5calories/ 1ml

  26. IV Calories • Cal/kg/day • X X X XX == • 22.628571

  27. Intralipids Calories • Cal/kg/day • X X X XX= • 64.533333

  28. Formula Calories • Cal/kg/day • X X X X== • 49.168253

  29. Microlipids Calories • Cal/kg/day • X X X XX X = =11.062857

  30. Calories/kg/day • 22.628571 • 64.533333 • 49.168253 • &11.062857 4cal • 147.39301 ans. 147.39 cal/kg/day • 18.772662 • 64.533333 • 49.168253 • 11.062857 3.4 cal • 143.53709 ans. 143.54 cal/kg/day

  31. The End • Questions come see me

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