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
250 mg/5 mLV = ? mL

The prescription is 200 mg. The stock solution contains 250 mg in 5 mL. What volume V do you draw up?

200 mg250 mg/5 mL
V = mL
2.Easy
0123455 mL

The prescription is 52.5 mg. The stock solution contains 125 mg in 5 mL. Draw up the dose in the syringe: what volume V do you give?

52.5 mg125 mg/5 mL
V = mL
3.Medium
70 kg25 mg/kg/day4× per dayD = ? mg

A patient weighs 70 kg. The prescribed dose is 25 mg/kg per day, given in 4 equal doses. How many milligrams D are given per dose?

70 kg25 mg/kg/day4× per day
D = mg
4.Medium
024681010 mL

A child weighing 8 kg is prescribed 7.5 mg/kg of a drug. The stock solution contains 20 mg/mL. Draw up the dose: what volume V do you give?

8 kg7.5 mg/kg20 mg/mL
V = mL
5.Hard
00.10.20.30.40.50.60.70.80.911 mL

The prescription is 260 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?

260 units1000 units/mL
V = mL
6.Hard
00.10.20.30.40.50.60.70.80.911 mL

The prescription is 310 micrograms. The ampoule contains 0.5 mg/mL. Draw up the dose in the 1 mL syringe: what volume V do you give?

310 mcg0.5 mg/mL
V = mL

Answer key

  1. 1. V = 4 mL
  2. 2. V = 2.1 mL
  3. 3. D = 437.5 mg
  4. 4. V = 3 mL
  5. 5. V = 0.26 mL
  6. 6. V = 0.62 mL

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