This widely popular book, Henke’s Med-Math: Dosage Calculation, Preparation, & Administration 9th Edition, uses a practical and visual approach to teach students about dosage calculation and drug administration principles. The book features a clear step-by-step method for solving problems and includes exercises within each chapter to allow students to develop their ability and self-assurance before advancing to the next concept. Moreover, the book includes more than 70 Calculations in Action Animations, which present step-by-step demonstrations of how to solve equations found in the text.