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
200 mg/5 mLV = ? mL

The prescription is 80 mg. The stock solution contains 200 mg in 5 mL. What volume V do you draw up?

80 mg200 mg/5 mL
V = mL
2.Easy
0123455 mL

The prescription is 76 mg. The stock solution contains 40 mg in 1 mL. Draw up the dose in the syringe: what volume V do you give?

76 mg40 mg/1 mL
V = mL
3.Medium
60 kg7.5 mg/kg/day4× per dayD = ? mg

A patient weighs 60 kg. The prescribed dose is 7.5 mg/kg per day, given in 4 equal doses. How many milligrams D are given per dose?

60 kg7.5 mg/kg/day4× per day
D = mg
4.Medium
024681010 mL

A child weighing 19 kg is prescribed 4 mg/kg of a drug. The stock solution contains 20 mg/mL. Draw up the dose: what volume V do you give?

19 kg4 mg/kg20 mg/mL
V = mL
5.Hard
00.10.20.30.40.50.60.70.80.911 mL

The prescription is 540 micrograms. The ampoule contains 1 mg/mL. Draw up the dose in the 1 mL syringe: what volume V do you give?

540 mcg1 mg/mL
V = mL
6.Hard
33 kg125 cmBSA = √(h·w/3600)25 mg/m²D = ? mg

A patient is 125 cm tall and weighs 33 kg. The prescription is 25 mg/m². Using the Mosteller formula BSA = √(height (cm) × weight (kg)/3600), find the dose D in mg.

125 cm33 kg25 mg/m²
D = mg

Answer key

  1. 1. V = 2 mL
  2. 2. V = 1.9 mL
  3. 3. D = 112.5 mg
  4. 4. V = 3.8 mL
  5. 5. V = 0.54 mL
  6. 6. D = 26.76 mg

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