Peds Dosage Quiz: Can You Do Weight-Based Math?

1. An infant weighs 3.5 kg. Medication order: 10 mg/kg/day divided into 4 doses. What is each dose?

8.75 mg

9.5 mg

10.2 mg

12.5 mg

2. The ordered dose is 10 mg/kg for a 16 kg child. The suspension contains 125 mg/5 mL. How many mL?

3.2 mL

4 mL

6.4 mL

8 mL

3. A neonate weighs 3000 grams. What is this in kg?

0.3 kg

3 kg

30 kg

300 kg

4. A 5 kg infant requires 20 mg/kg/dose. The drug is supplied as 100 mg/mL. What volume is needed?

0.5 mL

1 mL

1.5 mL

2 mL

5. The ordered dose is 6 mg/kg for a 30 kg child. The concentration available is 50 mg/2 mL. How many mL?

3.6 mL

4.8 mL

7.2 mL

9.6 mL

6. A child weighs 44 pounds. Convert to kg (use 1 kg = 2.2 lbs).

15 kg

18 kg

20 kg

22 kg

7. A 25 kg child is prescribed 15 mg/kg/day of an antibiotic in three divided doses. What is each dose?

100 mg

125 mg

150 mg

200 mg

8. A 12 kg child needs 0.1 mg/kg of a medication. The vial contains 1 mg/mL. How many mL do you give?

0.12 mL

0.6 mL

1.2 mL

2.4 mL

9. A 15 kg child requires 2 mg/kg of amoxicillin. The available concentration is 250 mg/5 mL. How many mL should you administer?

1.2 mL

2.4 mL

4.8 mL

0.6 mL

Calculate the required dose:

15 kg×2 mg/kg=30 mg

Determine the concentration:

250 mg/5 mL=50 mg/mL

Calculate the volume to administer:

30 mg÷50 mg/mL=0.6 mL

Explanation

Calculate the required dose:

15 kg×2 mg/kg=30 mg

Determine the concentration:

250 mg/5 mL=50 mg/mL

Calculate the volume to administer:

30 mg÷50 mg/mL=0.6 mL

Submit

11. Convert 2.5 kg to grams.

25 g

250 g

2500 g

25000 g

12. A child weighs 20 kg. The prescribed dose is 5 mg/kg. What is the total dose?

50 mg

75 mg

100 mg

150 mg

13. True or False: A child's dose is always proportionally smaller than an adult's dose.

True

False

Submit

15. Which factor is MOST important when calculating a safe pediatric dose?

Child's age alone

Child's weight and age

Child's weight in kg

Medication cost

Submit

17. Convert 0.5 liters to milliliters.

5 mL

50 mL

500 mL

5000 mL

Submit

Peds Dosage Quiz: Can You Do Weight-Based Math?

1. An infant weighs 3.5 kg. Medication order: 10 mg/kg/day divided into 4 doses. What is each dose?

2.

What first name or nickname would you like us to use?

2. The ordered dose is 10 mg/kg for a 16 kg child. The suspension contains 125 mg/5 mL. How many mL?

3. A neonate weighs 3000 grams. What is this in kg?

4. A 5 kg infant requires 20 mg/kg/dose. The drug is supplied as 100 mg/mL. What volume is needed?

5. The ordered dose is 6 mg/kg for a 30 kg child. The concentration available is 50 mg/2 mL. How many mL?

6. A child weighs 44 pounds. Convert to kg (use 1 kg = 2.2 lbs).

7. A 25 kg child is prescribed 15 mg/kg/day of an antibiotic in three divided doses. What is each dose?

8. A 12 kg child needs 0.1 mg/kg of a medication. The vial contains 1 mg/mL. How many mL do you give?

9. A 15 kg child requires 2 mg/kg of amoxicillin. The available concentration is 250 mg/5 mL. How many mL should you administer?

10. A 8 kg infant receives medication at 50 mg/kg/day divided into 2 doses. Each dose is ____ mg.

11. Convert 2.5 kg to grams.

12. A child weighs 20 kg. The prescribed dose is 5 mg/kg. What is the total dose?

13. True or False: A child's dose is always proportionally smaller than an adult's dose.

14. A 7 kg infant needs 50 mg/kg/day divided into 4 doses. Each dose is ____ mg.

15. Which factor is MOST important when calculating a safe pediatric dose?

16. A 24 kg child requires 4 mg/kg of a medication. The vial concentration is 20 mg/mL. Volume needed is ____ mL.

17. Convert 0.5 liters to milliliters.

18. Pediatric dosage calculations are always based on the child's ____.

19. When calculating pediatric doses, the most critical safety step is to ____ the dose with a colleague.

20. A 18 kg child is prescribed 3 mg/kg/day in 2 divided doses. Total daily dose is ____ mg.