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
10 mg/1 mLV = ? mL

The prescription is 12 mg. The stock solution contains 10 mg in 1 mL. What volume V do you draw up?

12 mg10 mg/1 mL
V = mL
2.Easy
0123455 mL

The prescription is 150 mg. The stock solution contains 100 mg in 2 mL. Draw up the dose in the syringe: what volume V do you give?

150 mg100 mg/2 mL
V = mL
3.Medium
024681010 mL

A child weighing 18 kg is prescribed 15 mg/kg of a drug. The stock solution contains 50 mg/mL. Draw up the dose: what volume V do you give?

18 kg15 mg/kg50 mg/mL
V = mL
4.Medium
500 mg+ 4.6 mLV = ? mL

A vial contains 500 mg of powder. The label says: add 4.6 mL of water for injection to give a total volume of 5 mL. The prescription is 80 mg. What volume V of the reconstituted solution do you give?

500 mg+ 4.6 mL → 5 mL80 mg
V = mL
5.Hard
00.10.20.30.40.50.60.70.80.911 mL

The prescription is 0.22 mg. The ampoule contains 500 micrograms per mL. Draw up the dose in the 1 mL syringe: what volume V do you give?

0.22 mg500 mcg/mL
V = mL
6.Hard
40 mg/1 mLV = ? mL

A child weighing 14 kg is prescribed 10 mg/kg per dose of an oral suspension that contains 40 mg in 1 mL. What volume V do you give?

14 kg10 mg/kg40 mg/1 mL
V = mL

Answer key

  1. 1. V = 1.2 mL
  2. 2. V = 3 mL
  3. 3. V = 5.4 mL
  4. 4. V = 0.8 mL
  5. 5. V = 0.44 mL
  6. 6. V = 3.5 mL

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