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
50 mg/1 mLV = ? mL

The prescription is 0.2 g of a drug intravenously. The reconstituted vial contains 50 mg per mL. What volume V do you draw up?

0.2 g50 mg/mL
V = mL
2.Easy
? × 10 mg

A patient is prescribed 20 mg of a drug 4 times a day for 7 days. The tablets contain 10 mg each. How many tablets N are needed for the whole course?

20 mg4× per day7 days10 mg/tablet
N = tablets
3.Medium
024681010 mL

A child weighing 8 kg is prescribed 15 mg/kg of a drug. The stock solution contains 40 mg/mL. Draw up the dose: what volume V do you give?

8 kg15 mg/kg40 mg/mL
V = mL
4.Medium
024681010 mL

A child weighing 21 kg is prescribed 2 mg/kg of a drug. The stock solution contains 10 mg/mL. Draw up the dose: what volume V do you give?

21 kg2 mg/kg10 mg/mL
V = mL
5.Hard
120 mg/5 mLV = ? mL

A child weighing 16 kg is prescribed 20 mg/kg per dose of an oral suspension that contains 120 mg in 5 mL. What volume V do you give? Round to one decimal place.

16 kg20 mg/kg120 mg/5 mL
V = mL
6.Hard
00.10.20.30.40.50.60.70.80.911 mL

The prescription is 700 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?

700 units5000 units/mL
V = mL

Answer key

  1. 1. V = 4 mL
  2. 2. N = 56 tablets
  3. 3. V = 3 mL
  4. 4. V = 4.2 mL
  5. 5. V = 13.3 mL
  6. 6. V = 0.14 mL

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