Deck 25: Pediatric and Adult Dosage Calculation Based on Weight

Question 1

The recommended dosage of Zovirax for a child who is immunosuppressed and has a varicella-zoster infection is 500 mg/m².The child weighs 26.5 lb and is 58 inches tall.
a.What is the child's BSA? _____
b.What is the recommended dosage? _____

Answer 1

a.0.7 m²
b.500 mg/m² $\times$ 0.7 m² = 350 mg

Question 2

80 cm and 11 kg: _____ m²

Answer 2

0.5

Question 3

Order: Nebcin 35 mg IV q8h
Available: How many milliliters will you administer? _____ mL

Answer 3

3.5

Question 4

A child who measures 26 inches and weighs 36 lb: _____ m²

Question 5

170 cm and 50 kg: _____ m²

Question 6

Order: Epinephrine 0.25 mg IV stat
Available: Epinephrine 0.1 mg/mL
How many milliliters will you prepare to administer? _____ mL

Question 7

An adolescent who measures 157.5 cm and weighs 59.1 kg: _____ m²

Question 8

Order: Kefzol 185 mg IV q6h
Available: How many milliliters will you add to the IV? _____ mL

Question 9

An adult who is 67 inches tall and weighs 175 lb: _____ m²

Question 10

22 inches and 10 lb: _____ m²

Question 11

The recommended dosage of methotrexate is 25 to 75 mg/m²/wk.The child's height is 30 inches and the weight is 25 lb.
a.What is the child's BSA? _____
b.What is the recommended dosage range? _____

Question 12

The recommended dosage of Mezlin for an adult with a serious infection is 200 to 300 mg/kg/day given in four to six divided dosages.The adult weighs 175 lb.
a.What is the adult's weight in kilograms? _____
b.What is the 24-hour dosage range for the 175-lb adult in milligrams? _____
c.What is the dosage range in grams? _____

Question 13

A medication of 1 g in 4 mL is to be diluted to 60 mL and infused over 90 minutes.
a.Dilution volume: _____
b.gtt/min: _____
c.mL/hr: _____

Question 14

Order: Lanoxin (digoxin)elixir 0.1 mg p.o.daily
Available: How many milliliters will you administer? _____ mL

Question 15

Order: Albuterol 1.2 mg p.o.t.i.d.is ordered for a child weighing 27 lb.The recommended dosage is 0.3 mg/kg/24 hr divided q8h.Available:
a.What is the child's weight in kilograms? _____
b.What is the safe 24-hour dosage for this child? _____
c.What is the divided dosage? _____
d.Is the dosage ordered safe? (Prove mathematically.)_______________ Explain your action: ______________________________
e.How many milliliters of albuterol is needed to administer the dosage? _____

Question 16

The recommended dosage of Paraplatin for ovarian cancer is 360 mg/m².The client's BSA is 1.67 m².What dosage should the client receive? _____

Question 17

Order: Amoxil 75 mg p.o.q8h
Available: How many milliliters will you administer? _____ mL

Question 18

A child weighs 10 kg and is to receive 0.5 g of nafcillin in 100 mL D5W q6h.The dosage range is 100 to 200 mg/kg/day.What is your course of action? ______________________________

Question 19

Order: Kantrex 65 mg IV 18h
Available: How many milliliters will you administer? _____ mL

Question 20

An IV medication of 50 mcg in 200 mL is ordered to infuse over 2 hours.The normal dosage range is 1.5 to 3 mcg/kg/hr.The child weighs 5.7 kg.Determine the dosage range per hour.Determine whether the dosage ordered is within normal limits.State your course of action: ______________________________