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Effective: Summer 2014
PHT 54ADOSAGE CALCULATIONS A3 Unit(s)

Prerequisites: Prerequisite: MATH 220 or equivalent.
Grade Type: Letter Grade Only
Not Repeatable.
FHGE: Non-GE Transferable: CSU
3 hours lecture. (36 hours total per quarter)

Student Learning Outcomes -
  • Review basic mathematical functions as required for calculations of pharmaceutical dosages, temperatures, and measurements.
  • Perform calculations and conversions utilizing metric, apothecary, household systems utilizing exact and approximate equivalents as appropriate.
Description -
An introduction to the use of pharmaceutical measuring systems with emphasis on the metric system and intersystem conversions. Intended for students in the pharmacy technology program.

Course Objectives -
The student will be able to:
  1. utilize Roman numerals
  2. perform basic mathematical functions as needed for dosage calculations
  3. understand the systems of measurement used in dosage calculations
  4. perform conversions between and within the measurement systems used in dosage calculations.
Special Facilities and/or Equipment -
College Library with generalized and specialized references.

Course Content (Body of knowledge) -
  1. Expression of Arabic Numbers 1-1000 in Roman numerals for use in prescription processing. (Lec)
    1. Conversion of Roman and Arabic Numerals.
  2. Basic mathematical functions (Lec)
    1. Functions of adding, subtracting, multiplying and dividing whole numbers.
    2. Functions of adding, subtracting, multiplying and dividing fractions.
    3. Functions of adding, subtracting, multiplying and dividing decimals.
    4. Conversion of fractions, decimals, and ratios.
    5. Solving equations, utilizing fractions and decimals.
  3. System of measurements (Lec)
    1. Units of measurement and abbreviations of the metric system.
    2. Units of measurement and abbreviations of the apothecary system.
    3. Units of measurement and abbreviations of the household system.
    4. Units of measurement and abbreviations of Milliequivalents, Units and International Units.
  4. Calculating and converting equivalents (Lec)
    1. apothecary, metric and household systems
    2. utilizing exact and approximate equivalents
    3. Relationship between Avoirdupois system and other systems.
    4. Converting temperatures between Celsius and Fahrenheit.
      1. Temperature requirements for stability of dosage forms.
    5. Measuring time using the traditional and the 24 hour clock
Methods of Evaluation -
The following evaluation methods may be used but are not limited to:
  1. Objective exams
  2. Quizzes
Representative Text(s) -
Gloria D.Pickar and Amy Pikar Abernethy. Dosage Calculations. Ninth Edition. Clifton Park, NY: Delmar Cengage Learning, 2013.

Disciplines -
Pharmacy Technology
 
Method of Instruction -
  1. Lecture presentations and classroom discussion regarding topics.
  2. Small group recitation sessions to discuss concepts.
 
Lab Content -
Not applicable.
 
Types and/or Examples of Required Reading, Writing and Outside of Class Assignments -
  1. Weekly reading assignments from text ranging from 15 to 25 pages per week with written practice problems.