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 mg/1 mLV = ? mL

The prescription is 1.2 g of a drug intravenously. The reconstituted vial contains 200 mg per mL. What volume V do you draw up?

1.2 g200 mg/mL
V = mL
2.Easy
? × 50 mg

A patient is prescribed 50 mg of a drug 2 times a day for 14 days. The tablets contain 50 mg each. How many tablets N are needed for the whole course?

50 mg2× per day14 days50 mg/tablet
N = tablets
3.Medium
60 kg7.5 mg/kgD = ? mg

A patient weighs 60 kg and is prescribed 7.5 mg/kg as a single dose. Find the dose D in mg.

60 kg7.5 mg/kg
D = mg
4.Medium
024681010 mL

A child weighing 10 kg is prescribed 10 mg/kg of a drug. The stock solution contains 50 mg/mL. Draw up the dose: what volume V do you give?

10 kg10 mg/kg50 mg/mL
V = mL
5.Hard
00.10.20.30.40.50.60.70.80.911 mL

The prescription is 9200 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?

9200 units10000 units/mL
V = mL
6.Hard
25k units250 mL? mL/h1200 units/h

An infusion contains 25000 units of a drug in 250 mL. The prescription is 1200 units per hour. At what rate R do you set the pump, in mL/h?

25000 units/250 mL1200 units/h
R = mL/h

Answer key

  1. 1. V = 6 mL
  2. 2. N = 28 tablets
  3. 3. D = 450 mg
  4. 4. V = 2 mL
  5. 5. V = 0.92 mL
  6. 6. R = 12 mL/h

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