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
250 mg/1 mLV = ? mL

The prescription is 1.5 g of a drug intravenously. The reconstituted vial contains 250 mg per mL. What volume V do you draw up?

1.5 g250 mg/mL
V = mL
2.Easy
? × 500 mg

A patient is prescribed 1250 mg of a drug. The tablets on the ward contain 500 mg each. How many tablets n do you give? The tablets are scored, so they can be broken in half.

1250 mg500 mg/tablet
n = tablets
3.Medium
30 kg5 mg/kgD = ? mg

A patient weighs 30 kg and is prescribed 5 mg/kg as a single dose. Find the dose D in mg.

30 kg5 mg/kg
D = mg
4.Medium
12 kg2 mg/kgD = ? mg

A patient weighs 12 kg and is prescribed 2 mg/kg as a single dose. Find the dose D in mg.

12 kg2 mg/kg
D = mg
5.Hard
00.10.20.30.40.50.60.70.80.911 mL

The prescription is 1.68 mg. The ampoule contains 2000 micrograms per mL. Draw up the dose in the 1 mL syringe: what volume V do you give?

1.68 mg2000 mcg/mL
V = mL
6.Hard
125 mg/5 mLV = ? mL

A child weighing 8 kg is prescribed 15 mg/kg per dose of an oral suspension that contains 125 mg in 5 mL. What volume V do you give?

8 kg15 mg/kg125 mg/5 mL
V = mL

Answer key

  1. 1. V = 6 mL
  2. 2. n = 2.5 tablets
  3. 3. D = 150 mg
  4. 4. D = 24 mg
  5. 5. V = 0.84 mL
  6. 6. V = 4.8 mL

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