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
50 mg/1 mLV = ? mL

The prescription is 60 mg. The stock solution contains 50 mg in 1 mL. What volume V do you draw up?

60 mg50 mg/1 mL
V = mL
2.Easy
? × 12.5 mg

A patient is prescribed 31.25 mg of a drug. The tablets on the ward contain 12.5 mg each. How many tablets n do you give? The tablets are scored, so they can be broken in half.

31.25 mg12.5 mg/tablet
n = tablets
3.Medium
1:10 000ampouleV = ? mL

A prefilled syringe of epinephrine (adrenaline) is labelled 1:10 000 (0.1 mg/mL). The prescription is 1 mg IV in cardiac arrest. What volume V do you give?

1:10 0001 mg
V = mL
4.Medium
1:1000ampouleV = ? mL

An ampoule of epinephrine (adrenaline) is labelled 1:1000 (1 mg/mL). The prescription is 0.3 mg IM for anaphylaxis. What volume V do you draw up?

1:10000.3 mg
V = mL
5.Hard
38 kg116 cmBSA = √(h·w/3600)75 mg/m²D = ? mg

A patient is 116 cm tall and weighs 38 kg. The prescription is 75 mg/m². Using the Mosteller formula BSA = √(height (cm) × weight (kg)/3600), find the dose D in mg.

116 cm38 kg75 mg/m²
D = mg
6.Hard
00.10.20.30.40.50.60.70.80.911 mL

The prescription is 3400 units of a drug that comes as 5000 units/mL. Draw up the dose in the 1 mL syringe: what volume V do you give?

3400 units5000 units/mL
V = mL

Answer key

  1. 1. V = 1.2 mL
  2. 2. n = 2.5 tablets
  3. 3. V = 10 mL
  4. 4. V = 0.3 mL
  5. 5. D = 82.99 mg
  6. 6. V = 0.68 mL

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