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 mcg/1 mLV = ? mL

The prescription is 0.1 mg by injection. The ampoule is labelled 200 micrograms per mL. What volume V do you draw up?

0.1 mg200 mcg/mL
V = mL
2.Easy
200 mg/5 mLV = ? mL

The prescription is 240 mg. The stock solution contains 200 mg in 5 mL. What volume V do you draw up?

240 mg200 mg/5 mL
V = mL
3.Medium
90 kg2 mg/kg/day3× per dayD = ? mg

A patient weighs 90 kg. The prescribed dose is 2 mg/kg per day, given in 3 equal doses. How many milligrams D are given per dose?

90 kg2 mg/kg/day3× per day
D = mg
4.Medium
024681010 mL

A child weighing 6 kg is prescribed 4 mg/kg of a drug. The stock solution contains 10 mg/mL. Draw up the dose: what volume V do you give?

6 kg4 mg/kg10 mg/mL
V = mL
5.Hard
40k units250 mL? mL/h500 units/h

An infusion contains 40000 units of a drug in 250 mL. The prescription is 500 units per hour. At what rate R do you set the pump, in mL/h?

40000 units/250 mL500 units/h
R = mL/h
6.Hard
00.10.20.30.40.50.60.70.80.911 mL

The prescription is 6000 units of a drug that comes as 10000 units/mL. Draw up the dose in the 1 mL syringe: what volume V do you give?

6000 units10000 units/mL
V = mL

Answer key

  1. 1. V = 0.5 mL
  2. 2. V = 6 mL
  3. 3. D = 60 mg
  4. 4. V = 2.4 mL
  5. 5. R = 3.125 mL/h
  6. 6. V = 0.6 mL

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