This handy, introductory guide will enable nurses to perform drug calculations both confidently and competently, without putting the patient at risk. The text covers all the everyday calculations encountered by nurses on the wards, including units and equivalents, dosage calculations, percentages and concentrations, as well as moles, millimoles and I.V. calculations. The inclusion of worked examples, detailed explanations and graded exercises promote easy learning and makes this a very practical book to use.