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:
The arithmetic of fractions is very important groundwork for the calculation of quantity of drugs given to patients. This workbook covers:
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:
Drugs are administered via several routes, including by intravenous infusion. This workbook covers how to apply the techniques to flow rates, including worked examples for per minute and per hour drip rates by using 3 different formulae.
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Drug Calculations for Nurses by 
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Essential Calculation Skills for Nurses, Midwives and Healthcare Practitioners by 
How to Master Nursing Calculations by 
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