Pharmaceutics Calculations Practice Set #7 with Answers

Pharmaceutics Calculations Practice Set #7 with Answers
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Question 1
The body surface area of a child is 0.83 m2. If the adult dose of a drug is 0.1 g, calculate the dose in milligrams (mg) for the child.
A. 4.8 mg
B. 48 mcg
C. 48 mg
D. 0.048 mg

Question 2
I don’t have an answer for this one. I suspect all the choices are wrong.
From the data in the following table, calculate the dosage range for digoxin for a 20-month-old infant weighing 6.8 kg:
Age Digoxin Dose(µg/kg)
Premature 15 to 25
Full term 20 to 30
1 to 24 months 30 to 50
2 to 5 years 25 to 35
5 to 10 years 15 to 30
Over 10 years 8 to 12
A. 30 – 50
B. 15 – 30
C. 15 – 25
D. 6.8

Question 3
Calculate the BSA for a child weighing 20 kg and measuring 27.5 inches in height.
A. 0.64 cm^2
B. 0.82 cm^2
C. 0.56 cm^2
D. 0.39 cm^2

Question 4
Calculate the BSA of a patient measuring 165 cm in height and weighing 65 kg.
A. 1.73
B. 2.51
C. 0.578
D. 1.41

Question 5
If the physician orders a 215 mg dose for this patient, based on the dosing range calculated above (Q-2) determine whether the dose is
A. In the therapeutic range
B. In the toxic range
C. In the sub-therapeutic range