This comprehensive text presents pharmacology in a non-threatening, easy to access format, using clear, and informal language, numerous illustrations and tables, and step-by-step procedures. Content is organized into five major sections: 1. Basic Mathematics; 2. Calculations of Doses and Solutions; 3. Administration of Medications; 4. Drugs and Related Substances; 5. Effects of Medications on Body Systems. Drug information is presented in numerous tables for ready reference, including data on generic names, trade names, route(s) of administration, usual dosage(s), and adverse reactions. A review of common medication administration routes includes detailed procedures. Safety of care provider and client during drug therapy is emphasized at all times.