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

0.5 mg200 mcg/mL
V = mL
2.Easy
0123455 mL

The prescription is 117.5 mg. The stock solution contains 125 mg in 5 mL. Draw up the dose in the syringe: what volume V do you give?

117.5 mg125 mg/5 mL
V = mL
3.Medium
30 kg10 mg/kgD = ? mg

A patient weighs 30 kg and is prescribed 10 mg/kg as a single dose. Find the dose D in mg.

30 kg10 mg/kg
D = mg
4.Medium
15 kg15 mg/kg/day2× per dayD = ? mg

A patient weighs 15 kg. The prescribed dose is 15 mg/kg per day, given in 2 equal doses. How many milligrams D are given per dose?

15 kg15 mg/kg/day2× per day
D = mg
5.Hard
00.10.20.30.40.50.60.70.80.911 mL

The prescription is 0.64 mg. The ampoule contains 2000 micrograms per mL. Draw up the dose in the 1 mL syringe: what volume V do you give?

0.64 mg2000 mcg/mL
V = mL
6.Hard
40k units250 mL? mL/h1250 units/h

An infusion contains 40000 units of a drug in 250 mL. The prescription is 1250 units per hour. At what rate R do you set the pump, in mL/h?

40000 units/250 mL1250 units/h
R = mL/h

Answer key

  1. 1. V = 2.5 mL
  2. 2. V = 4.7 mL
  3. 3. D = 300 mg
  4. 4. D = 112.5 mg
  5. 5. V = 0.32 mL
  6. 6. R = 7.813 mL/h

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