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
0123455 mL

The prescription is 30 mg. The stock solution contains 100 mg in 2 mL. Draw up the dose in the syringe: what volume V do you give?

30 mg100 mg/2 mL
V = mL
2.Easy
0123455 mL

The prescription is 112.5 mg. The stock solution contains 125 mg in 5 mL. Draw up the dose in the syringe: what volume V do you give?

112.5 mg125 mg/5 mL
V = mL
3.Medium
024681010 mL

A child weighing 7 kg is prescribed 5 mg/kg of a drug. The stock solution contains 25 mg/mL. Draw up the dose: what volume V do you give?

7 kg5 mg/kg25 mg/mL
V = mL
4.Medium
25 kgBSA = 1 m²175 mg/m²D = ? mg

A patient weighing 25 kg has a body surface area of 1 m². The prescription is 175 mg/m². Find the dose D in mg.

25 kgBSA = 1 m²175 mg/m²
D = mg
5.Hard
40k units1000 mL? mL/h800 units/h

An infusion contains 40000 units of a drug in 1000 mL. The prescription is 800 units per hour. At what rate R do you set the pump, in mL/h?

40000 units/1000 mL800 units/h
R = mL/h
6.Hard
00.10.20.30.40.50.60.70.80.911 mL

The prescription is 450 micrograms. The ampoule contains 1 mg/mL. Draw up the dose in the 1 mL syringe: what volume V do you give?

450 mcg1 mg/mL
V = mL

Answer key

  1. 1. V = 0.6 mL
  2. 2. V = 4.5 mL
  3. 3. V = 1.4 mL
  4. 4. D = 175 mg
  5. 5. R = 20 mL/h
  6. 6. V = 0.45 mL

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