cover image - Calculate with Confidence - Elsevier E-Book on VitalSource, 9th Edition
ISBN: 9780443127342
Copyright: 2027
Publication Date: 02-23-2026
Page Count: 728
Imprint: Elsevier
List Price: $103.99

Calculate with Confidence - Elsevier E-Book on VitalSource, 9th Edition

by Deborah C. Morris, RN, BSN, MA, LNC

Elsevier eBook on VitalSource

cover image - Calculate with Confidence - Elsevier E-Book on VitalSource, 9th Edition
ISBN: 9780443127342
Copyright: 2027
Publication Date: 02-23-2026
Page Count: 728
Imprint: Elsevier
List Price: $103.99
Was $103.99

Now $93.59

Or $0.00 with a valid access code
Learn how to make accurate drug calculations and administer medications safely! Calculate with Confidence, 9th Edition, makes it easy to understand the three major methods of dosage calculation — ratio and proportion, formula, and dimensional analysis. Clear, step-by-step instructions guide you through accurate calculation and safe administration of drug dosages. Thousands of practice problems ensure that you gain proficiency, patient safety is prioritized, and an emphasis on clinical judgment helps you prevent medication errors. Next-Generation NCLEX® (NGN) Exam–style case studies help you improve clinical judgment skills. With this popular text from trusted educator Deborah C. Morris, you will learn to calculate drug dosages and administer medications with confidence and a high degree of patient safety!
    • More than 2,000 practice problems include a pre-test and a comprehensive post-test review
    • Three-part approach to evaluating basic math skills includes a pre-test, comprehensive unit, and review tests
    • Medication Administration chapter covers medication safety, a discussion of client rights, the basic six rights of medication administration, and routes of medication administration
    • Chapter review problems (with answer key) test all major topics presented in the chapter and help you assess your understanding of chapter content
    • Safety Alert boxes highlight issues that may lead to medication errors and empower you to identify actions that must be taken to avoid calculation errors
    • Tips for Clinical Practice boxes call attention to information critical to math calculation and patient safety and equip you with the tools needed to follow best practices in patient care
    • Rule boxes present important instructions essential to math calculations and familiarize you with information needed to accurately solve drug calculation problems
    • Clinical Reasoning Scenarios discuss safety issues related to medication administration
    • Points to Remember feature provides bulleted key points from the chapter
    • NEW! Intravitreal route is now included in the discussion of routes of medication administration
    • Expanded medication error information includes “near-miss “errors
    • Updated content features newer drugs and the most up-to-date labels for all medications
    • Expanded discussion of oral medications features improved format with charts for easier reading
    • Expanded discussion on types of insulin includes a discussion of insulin-to-carbohydrate ratio and updates on the types of syringes available, including the U-50 dual syringe
    • Updated Heparin chapter covers target-specific anticoagulants
    • This title is also available in Sherpath! Sold separately, this innovative teaching and learning technology offers interactive course content and resources that streamline class preparation and assessment and give students personalized help to reach their learning goals. Sherpath fully includes the ebook of this title for all-in-one digital course delivery
  • Unit One Math Review
    Pre-Test
    1. Fractions
    2. Decimals
    3. Ratio and Proportion
    4. Percentages
    Post-Test

    Unit Two Systems of Measurement
    5. Metric System
    6. Apothecary and Household Systems and Additional Measures Used in Medication Administration
    7. Converting Within and Between Systems
    8. Additional Conversions Useful in the Health Care Setting

    Unit Three Methods of Administration and Calculation
    9. Medication Administration
    10. Understanding and Interpreting Medication Orders
    11. Medication Administration Records and Drug Distribution Systems
    12. Reading Medication Labels
    13. Dosage Calculation Using the Ratio and Proportion Method
    14. Dosage Calculation Using the Formula Method
    15. Dosage Calculation Using the Dimensional Analysis Method

    Unit Four Oral and Parenteral Dosage Forms and Insulin
    16. Oral Medications
    17. Parenteral Medications
    18. Reconstitution of Solutions
    19. Insulin

    Unit Five Intravenous, Heparin, and Critical Care Calculations and Pediatric and Adult Calculations Based on Weight
    20. Intravenous Solutions and Equipment
    21. Intravenous Calculations
    22. Heparin Calculations
    23. Critical Care Calculations
    24. Pediatric and Adult Dosage Calculations Based on Weight

    Comprehensive Post-Test
    References
  • Deborah C. Morris, RN, BSN, MA, LNC, Professor of Nursing, Department of Nursing and Allied Health Sciences, Bronx Community College, Bronx, NY
    • Ways of Reading
      • The appearance of the text and page layout can be modified according to the capabilities of the reading system (font family and font size, spaces between paragraphs, sentences, words, and letters, as well as color of background and text)
      • This e-publication is accessible to the full extent that the file format and types of content allow, on a specific reading device, by default, without necessarily including any additions such as textual descriptions of images or enhanced navigation
      • No information about nonvisual reading is available
    • Conformance
      • No information is available
    • Navigation
      • Table of contents to all chapters of the text via links
      • Page list to go to pages from the print source version
    • Rich Content
      • No information is available
    • Hazards
      • No information is available
    • Product Content
      • No information is available
    • Legal Considerations
      • No information is available
    • Additional Accessibility Information
      • Content is enhanced with ARIA roles to optimize organization and facilitate navigation
      • Page breaks included from the original print source
      • For readers with color vision deficiency, use of color (e.g., in diagrams, graphics and charts, in prompts, or on buttons inviting a response) is not the sole means of graphical distinction or of conveying information
      • E-publication includes basic navigation (usually less detailed than TOC-based navigation)
      • Where links, controls or buttons are included in the content, the purpose or functionality of each link, control or button is apparent from the associated text alone - or where it is unclear, separate link, control or button descriptions are provided
      • All (or substantially all) textual matter is arranged in a single logical reading order (including text that is visually presented as separate from the main text flow, e.g., in boxouts, captions, tables, footnotes, endnotes, citations, etc.). Non-textual content is also linked from within this logical reading order. (Purely decorative non-text content can be ignored).
      • The language of the text has been specified (e.g., via the HTML or XML lang attribute) to optimise text-to-speech (and other alternative renderings), both at the whole document level and, where appropriate, for individual words, phrases or passages in a different language.
Was $103.99

Now $93.59

Or $0.00 with a valid access code