Now in its Seventh Edition, this pocket guide is a compact, portable, easy-to-use reference for dosage calculation and drug administration. The author uses a step-by-step approach with frequent examples to illustrate problem-solving and practical applications. Coverage includes review of mathematics, measurement systems, and a comprehensive section on dosage calculations. Practice problems throughout the text and end-of-chapter and end-of-unit review questions will aid students' application and recall of material. A handy pull-out card contains basic equivalents, conversion factors, and math formulas.