These materials have been created in order to help students understand the basic maths required in order to carry out those drug calculations. The materials have been designed using one method of calculations, for alternative methods and advice please see the recommended books on this page or discuss with your tutors.

This advice is for a number of different courses. Please check with your module leader as to which guidance is most relevant to you.

The process of drug calculations involves arithmetic which deals with the study of numbers. This workbook covers:

- A review of mathematical terms
- Multiplication and division by 10, 100 and 1000
- Multiplication of decimals
- Conversion of units

The arithmetic of fractions is very important groundwork for the calculation of quantity of drugs given to patients. This workbook covers:

- Proper and improper fractions
- Simplification of fractions
- Multiplication of fractions

This workbook covers how to apply the techniques learned in the previous two workbooks, in order to calculate the amount of doses for injections and syrups. It includes:

- Worked examples for oral medication
- Worked examples for syrups and injections

- Multiplication and Division for Conversion
- Simplifying Fractions
- Advanced Multiplication: Fractions
- Advanced Multiplication: Decimals
- Calculating dosages: oral medication (tablets)
- Calculating dosages: syrups and injections
- Infusion Rates (1): Calculating time for an infusion
- Infusion Rates (2): Calculating rates of flow in mls/hour
- Infusion Rates (3): Calculating rates of flow in drops/minute

- Last Updated: Feb 22, 2021 1:30 PM
- URL: https://libguides.tees.ac.uk/drug_calculations
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