Dosage and Calculation Questions and
Answers | Latest 2021/2022
A. BSA & Recommended Dosage: Round answer to the nearest tenth.
1. A pediatrician has ordered ampicillin 50 mg/kg/day po divided q6h for a child who
weigh 44 lbs
- How many kilograms does the child weigh?
a. 20 kg
- How many milligrams should the child receive per day?
a. 1,000 mg/day
- How many milligrams should the child receive per dose?
a. 250 mg/dose
2. Use the ordered dose from problem #23. The pharmacy has supplied reconstituted
ampicillin, with a supply dosage of 500 mg/5 mL. How many milliliters should be given
per q6h dose?
- 2.5 mL/dose
,3. Mandy, a child who weighs 15 kilograms, is to be given amoxicillin. The recommended
dosage of amoxicillin for children is 20 to 40 mg/kg/day po in equally divided doses
administered q 8h.
- What is the minimum recommended range of milligrams of medication for
this child per day? Maximum?
a. 300 mg/day (min) and 600 mg/day (max)
- What is the minimum recommended range of milligrams of medication for
this child per q8h dose? Maximum?
a. 100 mg/dose (min) and 200 mg/dose (max)
4. The pediatrician has ordered amoxicillin 125 mg po q8h for Mandy. The available
supply of amoxicillin is 125 mg/5 mL.
- Is her order within the recommended range for this medication? (yes/no)
a. Yes
- If so, how many mL of amoxicillin should be given per q8h administration?
a. 5 mL
5. A pediatrician orders Demerol 1mg/kg/day po divided q4h prn for a child who weighs 33
lbs.
, - How many kilograms does this child weigh?
a. 15 kg
- How many milligrams of Demerol should this child receive per day?
a. 15 mg/day
- How many milligrams of Demerol should this child receive per dose?
a. 2.5 mg/dose
6. A 6-year old weighing 25 kg has a staph infection and the provider has ordered Penicillin.
The recommended dose of Penicillin for children is 25 to 50 mg/kg/day po in equally
divided doses administered q6h.
- What is the minimum recommended range of milligrams of medication for
this child per day?
a. Maximum? 625 mg/day (min) and 1,250 mg/day (max)
7. The following order was written for a child weighing 66 lbs. Order: Morphine 0.2
mg/kg/day po q6h prn pain.
- How many kilograms does this child weigh?
Answers | Latest 2021/2022
A. BSA & Recommended Dosage: Round answer to the nearest tenth.
1. A pediatrician has ordered ampicillin 50 mg/kg/day po divided q6h for a child who
weigh 44 lbs
- How many kilograms does the child weigh?
a. 20 kg
- How many milligrams should the child receive per day?
a. 1,000 mg/day
- How many milligrams should the child receive per dose?
a. 250 mg/dose
2. Use the ordered dose from problem #23. The pharmacy has supplied reconstituted
ampicillin, with a supply dosage of 500 mg/5 mL. How many milliliters should be given
per q6h dose?
- 2.5 mL/dose
,3. Mandy, a child who weighs 15 kilograms, is to be given amoxicillin. The recommended
dosage of amoxicillin for children is 20 to 40 mg/kg/day po in equally divided doses
administered q 8h.
- What is the minimum recommended range of milligrams of medication for
this child per day? Maximum?
a. 300 mg/day (min) and 600 mg/day (max)
- What is the minimum recommended range of milligrams of medication for
this child per q8h dose? Maximum?
a. 100 mg/dose (min) and 200 mg/dose (max)
4. The pediatrician has ordered amoxicillin 125 mg po q8h for Mandy. The available
supply of amoxicillin is 125 mg/5 mL.
- Is her order within the recommended range for this medication? (yes/no)
a. Yes
- If so, how many mL of amoxicillin should be given per q8h administration?
a. 5 mL
5. A pediatrician orders Demerol 1mg/kg/day po divided q4h prn for a child who weighs 33
lbs.
, - How many kilograms does this child weigh?
a. 15 kg
- How many milligrams of Demerol should this child receive per day?
a. 15 mg/day
- How many milligrams of Demerol should this child receive per dose?
a. 2.5 mg/dose
6. A 6-year old weighing 25 kg has a staph infection and the provider has ordered Penicillin.
The recommended dose of Penicillin for children is 25 to 50 mg/kg/day po in equally
divided doses administered q6h.
- What is the minimum recommended range of milligrams of medication for
this child per day?
a. Maximum? 625 mg/day (min) and 1,250 mg/day (max)
7. The following order was written for a child weighing 66 lbs. Order: Morphine 0.2
mg/kg/day po q6h prn pain.
- How many kilograms does this child weigh?
