Dosage Calculations Made Incredibly Easy!

Selected as a Doody's Core Title for 2025!

Designed to help health care professionals who are looking for a simple, step-by-step approach to math calculations, Dosage Calculations Made Incredibly Easy! 6th edition is a fully illustrated guide that offers the complete how-to on calculating dosages for all drug forms and administration routes. It explains how to work with different formulas such as ratios, proportions, ratio proportions, and the "Desired Over Have" formula. Whether you have a little or a lot of experience working with formulas, conversions, or rounding numbers, the information in this book will help you apply medication administration principles in the clinical setting.

Topics include:

math basics such as fractions, decimals, and percentages
measurement systems and conversions
calculating oral, topical, liquid, and rectal drug dosages
calculating parenteral injections and IV infusions
calculating pediatric, obstetric, and critical care dosages
recording drug administration


An easy-reference format with clearly worded, bulleted content with plenty of photos, illustrations, and diagrams gives you step-by-step direction on:

calculating dosages of all kinds
starting an infusion, including IV guidelines
choosing administration equipment
dealing with poor handwriting
understanding medication labels and drug abbreviations
avoiding common drug errors


Plus, you'll get all these learning aids and tips:

Full-color inserts on improving patient safety by using infusion devices and the anatomy of a medication label.
Appendices include multiple choice Q&A; drug therapy conversions chart; dosage calculation formulas table; and glossary with key terms and definitions.
Before you give that drug! - Crucial advice on avoiding medication errors.
Advice from the experts - Tips on ensuring accurate dosages.