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
40 mg/1 mLV = ? mL

The prescription is 24 mg. The stock solution contains 40 mg in 1 mL. What volume V do you draw up?

24 mg40 mg/1 mL
V = mL
2.Easy
? × 5 mg

A patient is prescribed 15 mg of a drug. The tablets on the ward contain 5 mg each. How many tablets n do you give?

15 mg5 mg/tablet
n = tablets
3.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
4.Medium
024681010 mL

A child weighing 10 kg is prescribed 4 mg/kg of a drug. The stock solution contains 25 mg/mL. Draw up the dose: what volume V do you give?

10 kg4 mg/kg25 mg/mL
V = mL
5.Hard
00.10.20.30.40.50.60.70.80.911 mL

The prescription is 4600 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?

4600 units5000 units/mL
V = mL
6.Hard
00.10.20.30.40.50.60.70.80.911 mL

The prescription is 260 micrograms. The ampoule contains 1 mg/mL. Draw up the dose in the 1 mL syringe: what volume V do you give?

260 mcg1 mg/mL
V = mL

Answer key

  1. 1. V = 0.6 mL
  2. 2. n = 3 tablets
  3. 3. V = 0.3 mL
  4. 4. V = 1.6 mL
  5. 5. V = 0.92 mL
  6. 6. V = 0.26 mL

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