**DESCRIPTION:**

Master the math skills needed to calculate drug dosages safely and accurately! Math Calculations for Pharmacy Technicians, 4th Edition covers the competencies required by the American Society of Health-System Pharmacists (ASHP). Designed specifically for Pharmacy Technicians, the book includes a review of basic math, conversions between measurement systems, interpretation of drug labels and physicians"" orders, and calculation of medications based on a patient""s age, body weight, or body surface area. Two basic methods of calculating drug dosages are described: ratio/proportion and dimensional analysis. Simplifying calculation concepts, Elaine Beale""s practical worktext breaks down calculations, provides examples, and contains hundreds of practice problems to help you develop calculation confidence and prepare for a successful career as a Pharmacy Technician.

**New to this edition:**

- NEW! Coverage of compounding medications along with newer products such as biologicals used to treat chronic disease or anticoagulants that are alternatives to warfarin and heparin.

- NEW! Expanded case-based problems with realistic drug labels, simulating practice and allowing realistic application.

- NEW! Appendix of top 200 commonly prescribed medications also available online as a printable document for on-the-job reference.

**Key Features:**

- More than 1,800 practice problems to help you achieve skills mastery and speed with calculations, conversions, and measurements.

- Step-by-step examples that follow the written explanation of a calculation to break down complex formulas into more manageable building blocks.

- UNIQUE! Body system icons next to medication names to help you learn to associate drugs with their respective disorders and body systems.

- Chapter pretests and posttests to help you assess your comprehension as well as areas of strength and areas for improvement.

- Learning features including safety alerts to prevent common pharmacy and medication errors, tech notes to highlight important concepts, and application to realistic on-the-job situations.

- Key terms including definitions and are accompanied by a back-of-book glossary for reference.

**CONTENTS:**

**Section I. Introduction and Basic Math Skills**

**Chapter 1. Abbreviations, Symbols, and Basic Mathematical Skills for Health Occupations**

Introduction

Interpreting Pharmaceutical Abbreviations and Symbols

The Need for a Pharmacy Technician to Master Mathematical Skills

Basic Math Skills Used in Pharmacy

Self-Test of Basic Math Skills

**Chapter 2. Review of Basic Mathematical Skills**

Pretest

Introduction

Whole Numbers

Fractions

Decimals

Percent

Ratios

Calculations With Percents

Posttest

**Section II. Measurements and Conversions Used in Health Care Occupations**

**Chapter 3. Conversion of Clinical Measurements of Numbers, Time, and Temperature**

Pretest

Introduction

Arabic and Roman Numerals

Conversion Between 12-Hour and Universal (Military Or 24-Hour) Time

Conversion Between Fahrenheit and Celsius Temperature

Review

Posttest

**Chapter 4. Measurement Systems, Units, and Equivalencies**

Pretest

Introduction

Household or U.S. Customary system

Metric System of Measurement

Apothecary System of Measurement

Review

Posttest

Review of Rules

**Chapter 5. Conversions Within Measurement Systems**

Pretest

Introduction

Household or U.S. Customary System

Example 5.1

Example 5.2

Example 5.3

Example 5.4

Example 5.5

Metric System Conversions

Converting from Larger Metric Numbers to Smaller Metric Numbers

Example 5.6

Example 5.7

Converting from a Smaller Metric Number to a Larger Metric Number

Example 5.8

Example 5.9

Apothecary System of Measurement

Example 5.10

Review

Posttest

**Chapter 6. Conversions Between Measurement Systems**

Pretest

Introduction

Conversion Factors

Conversions

Example 6.1

Example 6.2

Conversions Between Household and Apothecary Systems

Example 6.3

Example 6.4

Conversions Between Household and Metric Units

Example 6.5

Example 6.6

Conversions Between Metric and Apothecary Systems

Example 6.7

Example 6.8

Review

Posttest

**Section III. Calculations With Prescriptions and Medication Orders**

**Chapter 7. Interpretation of Prescriptions, Medication Orders and Stock Labels**

Pretest

Introduction

What Does a Prescription Indicate?

Example 7.1

Example 7.2

Example 7.3

Interpreting Stock Medication Labels

Example 7.4

Review

Posttest

Review of Rules

**Chapter 8. Calculation of Oral Solid Doses**

Pretest

Introduction

Calculating Solid Oral Medication Doses

Calculations Involving Different Units of Measurement

Patient Safety When Calculating Doses and Dosages

Review

Posttest

Review of Rules

**Chapter 9. Calculation of Oral Liquid Doses**

Pretest

Introduction

Administration of Oral Liquid Medications

Calculation of Oral Liquid Medication

Reconstitution of Powders Into Oral Liquid Medications

Review

Posttest

**Chapter 10. Calculation of Injectable Doses**

Pretest

Introduction

Calculating Injectable Medication Doses

Calculations With International Units

Pharmacy Technician Role In Vaccination

Reconstitution

Review

Posttest

**Chapter 11. Interpreting Physicians"" Orders for Dosages and Days"" Supply**

Pretest

Introduction

Review

Posttest

Review of Rules

**Section IV. Special Medication Calculations**

**Chapter 12. Calculation of Doses by Age, Body Weight, and Body Surface Area**

Pretest

Introduction

Calculating Medication Doses by Body Weight

Calculating Medication Doses by Body Surface Area

Review

Posttest

**Chapter 13. Calculations With Ratio and Percentage Strengths**

Pretest

Introduction

Example 13.1

EXAMPLE 13.2

Example 13.3

Example 13.4

Example 13.5

Example 13.6

Example 13.7

Example 13.8

Example 13.9

Example 13.10

Example 13.11

Example 13.12

Example 13.13

Example 13.14

Example 13.15

Example 13.16

Example 13.17

Example 13.18

Example 13.19

Review

Posttest

Review of Rules

**Chapter 14. Calculations for Simple Dilutions, Mixtures, and Compounding**

Pretest

Introduction

Example 14.1

Example 14.2

Example 14.3

Example 14.4

Example 14.5

Calculations Using Alligation

Example 14.6

Example 14.7

Example 14.8

Compounding

Example 14.9

Example 14.10

Example 14.11

Example 14.12

Example 14.13

Example 14.14

Example 14.15

Example 14.16

Example 14.17

Review

Posttest

Review of Rules

**Chapter 15. Calculations for Preparation of Intravenous Infusions**

Pretest

Introduction

Preparing Large- And Small-Volume Parenterals

Example 15.1

Example 15.2

Calculating Intravenous Infusion Rates

Example 15.3

Example 15.4

Example 15.5

Example 15.6

Example 15.7

Calculations of Amounts of Medication Received

Example 15.8

Calculating Intravenous Flow Rates in Drops Per Minute

Example 15.9

Example 15.10

Calculating Intravenous Infusion Times

Example 15.11

Example 15.12

Example 15.13

Example 15.14

Parenteral Nutrition

Example 15.15

Example 15.16

Example 15.17

Review

Posttest

Review of Rules

**Section V. Business Math**

**Chapter 16. Pharmacy Business Math**

Pretest

Introduction

Inventory Management

Overhead Expenses

Selling Price and Markup

Discounts

Income

Insurance Reimbursement

Daily Cash Report

Posttest

Review Of Rules_Equation Review

Answer Key

Glossary

Index

IBC

Commonly Used Medical Abbreviations

Answer Key