# Henke's Med-Math Dosage Calculation, Preparation and Administration

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• ISBN10:

## 078173634X

• Edition: 4th
• Format: Paperback
• Publisher: LWW
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### Summary

Now in its Fourth Edition, this renowned text continues to teach effective calculation methods to nurses. With a systematic, organized approach that progresses from simple to complex problems. Features include self-tests at the end of each new area, with answers provided, and proficiency tests are featured at the end of each chapter. The core of the book covers dosage calculation while ending chapters cover information basic to drug administration, such as legal and ethical considerations and pharmacokinetics. New features to this edition include full-color illustrations; an accompanying interactive CD-ROM with practice problems; enhanced content on the ratio-proportion method; and, critical thinking case studies.

### Author Biography

Susan Buchholz, RN, MSN: Assistant Professor Georgia Perimeter College Clarkston Sister Grace Henke, SC, RN, MSN, EdD: Ethics Associate Department of Ethics Saint Vincent Catholic Medical Centers of New York

 Arithmetic Needed for Dosage
1(26)
 Multiplying Whole Numbers
1(1)
 Dividing Whole Numbers
2(1)
 Fractions
3(6)
 Types of Fractions
4(2)
 Multiplying Fractions
6(1)
 Dividing Fractions
7(1)
 Changing Fractions to Decimals
8(1)
 Decimals
9(4)
9(1)
 Dividing Decimals
10(1)
 Clearing the Divisor of Decimal Points
11(1)
 Rounding Off Decimals
12(1)
 Comparing the Value of Decimals
13(1)
 Percent
13(2)
 Percents That Are Whole Numbers
14(1)
 Percents That Are Decimals
14(1)
 Percents That Are Fractions
14(1)
 Ratio and Proportion
15(6)
 Solving Proportions With an Unknown
15(2)
 Ratio and Proportion in Dosage
17(4)
21(6)
 Interpreting the Language of Prescriptions
27(20)
27(4)
 Military Time: The 24-Hour Clock
30(1)
31(2)
 Metric and SI Abbreviations
33(1)
 Apothecary Abbreviations
34(1)
 Household Abbreviations
35(1)
 Terms and Abbreviations for Drug Preparations
36(9)
45(2)
 Drug Labels and Packaging
47(19)
 Drug Labels
47(4)
 Drug Packaging
51(14)
 Unit-Dose Packaging
51(3)
 Multidose Packaging
54(11)
65(1)
 Metric, Apothecary, and Household Systems of Measurement
66(19)
 Metric System
66(8)
 Measures of Weight
66(1)
 Weight Equivalents
66(1)
 Converting Solid Equivalents
67(6)
 Table of Common Metric Solid Equivalents
73(1)
 Apothecary System
74(3)
 Roman Numerals
74(1)
 Apothecary Abbreviations
75(1)
 Solid Apothecary Measure--The Grain
75(1)
 Solid Equivalents--Apothecary and Metric
75(2)
 Household System
77(6)
 Household Measures
77(1)
 Metric Liquid Measures
77(1)
 Liquid Apothecary Measures
77(1)
 Conversions Among Liquid Measures
78(5)
83(2)
 Drug Preparations and Equipment to Measure Doses
85(16)
 Drug Preparations
85(3)
 Oral Route
85(2)
 Parenteral Route
87(1)
 Topical Route
87(1)
 Equipment to Measure Doses
88(11)
 Medicine Cup
89(1)
 Syringes
90(2)
 Rounding Off Numbers in Liquid Dosage Answers
92(3)
 Needles for Intramuscular and Subcutaneous Injections
95(4)
99(2)
 Calculation of Oral Medications--Solids and Liquids
101(28)
 Proportion Expressed as Two Fractions
101(2)
 Proportion Expressed as Two Ratios
103(1)
 Oral Solids
103(7)
 Application of the Rule for Oral Solids
103(2)
 Clearing Decimals
105(4)
 Special Types of Oral Solid Orders
109(1)
 Oral Liquids
110(4)
 Application of the Rule for Oral Liquids
110(4)
 Special Types of Oral Liquid Orders
114(1)
 Mental Drill for Oral Solid and Liquid Problems
114(9)
123(6)
 Liquids for Injection
129(40)
 Calculating Injection Problems
130(6)
 3-cc Syringe
130(1)
 1-cc Precision Syringe
130(6)
 Special Types of Problems in Injections From a Liquid
136(5)
 When Stock is a Ratio
136(3)
 When Stock is a Percent
139(2)
 Insulin Injections
141(9)
 Types of Insulin
141(3)
 Types of Insulin Syringes
144(1)
 Preparing an Injection Using an Insulin Syringe
145(1)
 Mixing Two Insulin in One Syringe
146(1)
 Preparing an Insulin Injection When No Insulin Syringe Is Available
146(4)
150(9)
159(10)
 Injections From Powders
169(22)
 Injections From Powders
169(1)
 Application of the Rule for Injections From Powders
169(1)
 Distinctive Features of Injections From Powders
170(3)
 Where to Find Information About Reconstitution of Powders
173(8)
181(6)
187(4)
 Calculation of Basic IV Drip Rates
191(26)
 Overview
191(1)
 Types of Intravenous Fluids
191(1)
 Kinds of Intravenous Drip Factors
192(7)
 Infusion Pumps
192(1)
 Labeling IVs
193(1)
 Calculating Basic IV Drip Rates
193(2)
 Application of the Rule
195(3)
 Determining Hours an IV Will Run
198(1)
 Choosing the Infusion Set
199(1)
 Need for Continuous Observation
199(1)
199(3)
 Medications Ordered Over Several Hours
199(3)
202(3)
 Explanation
203(2)
205(1)
 Changing the Intravenous Drip Rate
205(6)
 Recording Intake
206(5)
211(6)
 Special Types of Intravenous Calculations
217(25)
 Overview
217(1)
 Medications Ordered in Units/hr, mg/hr, or mL/hr
217(5)
 Units/hr--Rule and Calculation
217(2)
 mg/hr, g/hr--Rule and Calculation
219(1)
 mL/hr--Rule and Calculation
220(1)
 mg/min--Rule and Calculation
220(2)
 Medications Ordered in mcg/min, mcg/kg/min, or milliunits/min
222(4)
 mcg/min--Rule and Calculation
222(2)
 mcg/kg/min--Rule and Calculation
224(1)
 milliunits/min--Rule and Calculation
225(1)
 Body Surface Nomogram
226(3)
 m2--Rule and Calculation
228(1)
 Patient-Controlled Analgesia (PCA)
229(3)
232(3)
235(7)
 Dosage Problems for Infants and Children
242(26)
 Overview
242(1)
 Dosage Based on mg/kg and Body Surface Area
243(9)
 Steps and Rule--mk/kg Body Weight
243(5)
 Determining BSA in m2
248(2)
 Steps and Rule--m2 Medication Orders
250(2)
 Dosage for Parenteral Medications
252(5)
257(4)
261(7)
268(20)
 Drug Knowledge
268(4)
269(1)
 Classification
269(1)
 Pregnancy Category
269(1)
 Dosage and Route
269(1)
 Action
270(1)
 Indications
270(1)
270(1)
 Contraindications and Precautions
270(1)
 Interactions and Incompatibilities
271(1)
 Nursing Implications
271(1)
 Signs of Effectiveness
271(1)
 Patient Teaching
271(1)
 Pharmacokinetics
272(1)
 Absorption
272(1)
 Distribution
272(1)
 Biotransformation
272(1)
 Excretion
272(1)
 Tolerance
273(1)
 Cumulation
273(1)
 Half-Life
273(1)
 Legal Considerations
273(2)
 Criminal Law
273(1)
 Civil Law
274(1)
275(2)
 Autonomy
276(1)
 Truthfulness
276(1)
 Beneficence
276(1)
 Nonmaleficence
276(1)
 Confidentiality
276(1)
 Justice
276(1)
 Fidelity
276(1)
 Specific Points That May Be Helpful in Giving Medications
277(5)
 Three Checks and Five Rights
277(1)
 Medication Orders
277(1)
 Knowledge Base
278(1)
 Pouring Medications
278(2)
 Giving Medications
280(1)
 Charting
280(1)
 Evaluation
280(1)
 Error in Medication
280(2)
282(5)
287(1)
288(34)
 Universal or Standard Precautions Applied to Administration to Medications
288(3)
289(2)
291(3)
 Ticket System
291(1)
 Mobile-Cart System
292(1)
 Computer Printouts
293(1)
294(20)
 Oral Route
294(1)
 Parenteral Route
295(8)
303(4)
 Application to Skin and Mucous Membrane
307(7)