Written by a clinician in easy-to-understand language and emphasizing practical calculations that pharmacists do every day, Understanding Pharmacy Calculations shows the relevance of calculations to pharmacy practice.

Key Features:

• Structured five-lesson design permits classroom use or self-paced study and review for the national pharmacy licensure examination
• Designed to develop proficiency in commonly encountered clinical calculations, incorporating clinical examples based on everyday practice
• Includes practice problems and detailed answers throughout—nearly 200 in all, including a 100-question “Practice Practice Practice” section at the end of the book
• Brings clarity to the often murky area of total parenteral nutrition calculations, aided by realistic problems with completed TPN worksheets
• Written in a light-hearted, frequently humorous style to maintain student interest and put even “math-phobes” at ease

Contents

Things You'll Use Every Day

• Measurement systems
• Converting between measurement systems
• Thermometry
• Setting up calculations
• Abbreviations used on prescriptions
• Interpreting the directions
• composing the label instructions
• Other abbreviations you will see in practice

Understanding Expressions of Drug Amounts

• Units
• Parts
• Concentration
• Percent ionization
• Recognizing acids and bases

Calculations Used When Compounding Medications

• common words used in the IV room
• Osmolarity
• Isotonicity
• Diluting and concentrating
• The algebraic method
• The alligation method
• Aliquot measurement calculations
• Buffer systems
• Going further

Calculations to Determine Patient-Specific Doses,p>

• Dosing
• Body weight considerations
• Body surface area
• Infusion rate dosing calculations
• Easing patients into and out of doses
• Pharmacokinetic dosig calculations
• Beyond algebra

Parenteral Nutrition Calculations

• Components of TPN
• Two ways to mix parenteral nutrition products
• TPN calculations
• Mixing TPNs using the pump method
• Mixing TPNs using the preset volume (traditional) method
• TPN worksheet

Practice Practice Practice
Index

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