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
500 mg/10 mLV = ? mL

The prescription is 200 mg. The stock solution contains 500 mg in 10 mL. What volume V do you draw up?

200 mg500 mg/10 mL
V = mL
2.Easy
? × 10 mg

A patient is prescribed 10 mg of a drug. The tablets on the ward contain 10 mg each. How many tablets n do you give?

10 mg10 mg/tablet
n = tablets
3.Medium
30 kg25 mg/kgD = ? mg

A patient weighs 30 kg and is prescribed 25 mg/kg as a single dose. Find the dose D in mg.

30 kg25 mg/kg
D = mg
4.Medium
25 kg15 mg/kg/day2× per dayD = ? mg

A patient weighs 25 kg. The prescribed dose is 15 mg/kg per day, given in 2 equal doses. How many milligrams D are given per dose?

25 kg15 mg/kg/day2× per day
D = mg
5.Hard
67 kg176 cmBSA = √(h·w/3600)135 mg/m²D = ? mg

A patient is 176 cm tall and weighs 67 kg. The prescription is 135 mg/m². Using the Mosteller formula BSA = √(height (cm) × weight (kg)/3600), find the dose D in mg.

176 cm67 kg135 mg/m²
D = mg
6.Hard
00.10.20.30.40.50.60.70.80.911 mL

The prescription is 0.9 mg. The ampoule contains 1000 micrograms per mL. Draw up the dose in the 1 mL syringe: what volume V do you give?

0.9 mg1000 mcg/mL
V = mL

Answer key

  1. 1. V = 4 mL
  2. 2. n = 1 tablets
  3. 3. D = 750 mg
  4. 4. D = 187.5 mg
  5. 5. D = 244.3 mg
  6. 6. V = 0.9 mL

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