Dosage calculations worksheet with answers

Free printable Dosage calculations worksheet: 6 problems from easy to exam level, with an answer key. Print it or save it as a PDF.

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Name: ____________________   Date: ____________

1.Easy
40 mg/1 mLV = ? mL

The prescription is 48 mg. The stock solution contains 40 mg in 1 mL. What volume V do you draw up?

48 mg40 mg/1 mL
V = mL
2.Easy
0123455 mL

The prescription is 230 mg. The stock solution contains 50 mg in 1 mL. Draw up the dose in the syringe: what volume V do you give?

230 mg50 mg/1 mL
V = mL
3.Medium
45 kg5 mg/kg/day2× per dayD = ? mg

A patient weighs 45 kg. The prescribed dose is 5 mg/kg per day, given in 2 equal doses. How many milligrams D are given per dose?

45 kg5 mg/kg/day2× per day
D = mg
4.Medium
91 kgBSA = 1.88 m²20 mg/m²D = ? mg

A patient weighing 91 kg has a body surface area of 1.88 m². The prescription is 20 mg/m². Find the dose D in mg.

91 kgBSA = 1.88 m²20 mg/m²
D = mg
5.Hard
00.10.20.30.40.50.60.70.80.911 mL

The prescription is 280 units of a drug that comes as 1000 units/mL. Draw up the dose in the 1 mL syringe: what volume V do you give?

280 units1000 units/mL
V = mL
6.Hard
40 mg/1 mLV = ? mL

A child weighing 18 kg is prescribed 10 mg/kg per dose of an oral suspension that contains 40 mg in 1 mL. What volume V do you give?

18 kg10 mg/kg40 mg/1 mL
V = mL

Answer key

  1. 1. V = 1.2 mL
  2. 2. V = 4.6 mL
  3. 3. D = 112.5 mg
  4. 4. D = 37.6 mg
  5. 5. V = 0.28 mL
  6. 6. V = 4.5 mL

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