Dosage Calculation Remediation Packet
1. The physician has prescribed 5,000 units of Heparin SC Q6H for a client with a deep vein
Using the label below calculate how many mL(s) the nurse should give with each dose. Ro
to the nearest tenths.
mL = 10 mL x 5000 units = 50,000 = 1 m
50,000 units 50,000
2. The licensed prescriber orders morphine sulfate 6 mg IM for a child weighing 60 kg. The r
IM dosage for a child is 0.1 to 0.2 mg/kg/dose q 2-4 hours. Calculate the safe dose range
determine if the medication is safe, unsafe, or nontherapeutic. Round to the nearest tenth.
mg = 0.1 mg x 60 kg = 6 = 6 mg
1 kg 1
mg = 0.2 mg x 60 kg = 12 = 12 mg
1 kg
3. The cardiologist prescribes Digoxin (Lanoxin) 0.5 mg by mouth every morning for a client di
with heart failure. Using the label below calculate how many tablet(s) the nurse should adm
Round to the nearest whole or half tablet.
Revised 6/21/2024 ABM, 7/5/24 ABM, 8/16/24 DS, 11/19/24
, Dosage Calculation Remediation Attempt 3 ANSWERS — Pediatric RN
Tablets = 1 tablet x 1000 mcg x 0
125 mcg
4. The licensed prescriber orders cephalexin 600 mg PO every 8 hours for a child who weighs
recommended oral dosage for a child is 50 to 100 mg/kg/dose. Calculate the safe dose range
the whole number.
mg = 50 mg x 30 kg = 1500 = 1500 mg
1 kg 1
mg = 100 mg x 30 kg = 3000 = 3000 mg
1 kg
5. A 5-year-old child weighs 20 kg and is prescribed a tobramycin injection for cystic fibrosis o
mg/kg/day divided every 8 hours. Calculate the mg dose to be administered. Round to the who
number.
mg = 6 mg x 20 kg = 120 x
kg/day 1
6. The doctor prescribes 1000 mL of D5 ½ NS at 120 mL/hr. How many hours and minutes
run? Round the answer to the nearest hundredth before calculating minutes.
Hrs = 1 hr x 1000 m
120 mL
7. Calculate the 24-hour maintenance fluid requirement and the hourly maintenance fluid rate in m
for a pediatric patient weighing 6.4 kg. Round to the whole number for the hourly rate.
FormulaBody weight Total
mL
day=100mL X 6.4kg 640mL
kg /day 1 day
mL
day=50mL X 0
kg /day 0
mL
day=20mL X 0 0
kg /day
Total 6.4 kg 640mL
day
The client will receive 640 mL in 24 hours.
mL = 640mL = 26.66667 = 27 mL
Revised 6/21/2024 ABM, 7/5/24 ABM, 8/16/24 DS, 11/19/24
1. The physician has prescribed 5,000 units of Heparin SC Q6H for a client with a deep vein
Using the label below calculate how many mL(s) the nurse should give with each dose. Ro
to the nearest tenths.
mL = 10 mL x 5000 units = 50,000 = 1 m
50,000 units 50,000
2. The licensed prescriber orders morphine sulfate 6 mg IM for a child weighing 60 kg. The r
IM dosage for a child is 0.1 to 0.2 mg/kg/dose q 2-4 hours. Calculate the safe dose range
determine if the medication is safe, unsafe, or nontherapeutic. Round to the nearest tenth.
mg = 0.1 mg x 60 kg = 6 = 6 mg
1 kg 1
mg = 0.2 mg x 60 kg = 12 = 12 mg
1 kg
3. The cardiologist prescribes Digoxin (Lanoxin) 0.5 mg by mouth every morning for a client di
with heart failure. Using the label below calculate how many tablet(s) the nurse should adm
Round to the nearest whole or half tablet.
Revised 6/21/2024 ABM, 7/5/24 ABM, 8/16/24 DS, 11/19/24
, Dosage Calculation Remediation Attempt 3 ANSWERS — Pediatric RN
Tablets = 1 tablet x 1000 mcg x 0
125 mcg
4. The licensed prescriber orders cephalexin 600 mg PO every 8 hours for a child who weighs
recommended oral dosage for a child is 50 to 100 mg/kg/dose. Calculate the safe dose range
the whole number.
mg = 50 mg x 30 kg = 1500 = 1500 mg
1 kg 1
mg = 100 mg x 30 kg = 3000 = 3000 mg
1 kg
5. A 5-year-old child weighs 20 kg and is prescribed a tobramycin injection for cystic fibrosis o
mg/kg/day divided every 8 hours. Calculate the mg dose to be administered. Round to the who
number.
mg = 6 mg x 20 kg = 120 x
kg/day 1
6. The doctor prescribes 1000 mL of D5 ½ NS at 120 mL/hr. How many hours and minutes
run? Round the answer to the nearest hundredth before calculating minutes.
Hrs = 1 hr x 1000 m
120 mL
7. Calculate the 24-hour maintenance fluid requirement and the hourly maintenance fluid rate in m
for a pediatric patient weighing 6.4 kg. Round to the whole number for the hourly rate.
FormulaBody weight Total
mL
day=100mL X 6.4kg 640mL
kg /day 1 day
mL
day=50mL X 0
kg /day 0
mL
day=20mL X 0 0
kg /day
Total 6.4 kg 640mL
day
The client will receive 640 mL in 24 hours.
mL = 640mL = 26.66667 = 27 mL
Revised 6/21/2024 ABM, 7/5/24 ABM, 8/16/24 DS, 11/19/24
