Book excerpt: The Demystified way to master dosage calculations and related basic math Written by a graduate nurse instructor and bestselling author, Dosage Calculations and Basic Math for Nurses Demystified, Second Edition covers medication orders and medication labels and explains how to calculate doses using the formula method and the ratio-proportion method. Readers will get details on I.V. calculations, pediatric doses, and enteral tube feeding. The book also covers dosage calculations for commonly prescribed drugs, including Heparin and dopamine. Hundreds of examples make it easy to understand the material, and NCLEX-style practice questions help reinforce learning. Dosage Calculations and Basic Math for Nurses Demystified is made more valuable by a concise review of basic math skills essential for daily practice, including equations, percentages, proportions, decimals, and fractions. Simple enough for a beginner, but challenging enough for an advanced student, Dosage Calculations and Basic Math for Nurses Demystified is the fun, fast, and effective way to learn this vital nursing skill. Includes coverage of I.V. therapy Measurements in SI units for international appeal A time-saving approach to performing better on an exam or at work