Foothill CollegeApproved Course Outlines

Biological and Health Sciences Division
PHT 54BDOSAGE CALCULATIONS BSummer 2011
3 hours lecture.3 Units

Total Quarter Learning Hours: 36 (Total of All Lecture, Lecture/Lab, and Lab hours X 12)
 
 Lecture Hours: 3 Lab Hours: Lecture/Lab:
 Note: If Lab hours are specified, see item 10. Lab Content below.

Repeatability -
Statement: Not Repeatable.

Status -
 Course Status: ActiveGrading: Letter Grade Only
 Degree Status: ApplicableCredit Status: Credit
 GE Status: Non-GE

Articulation Office Information -
 Transferability: CSUValidation: 12/14/10

1. Description -
Calculation of the correct oral and parenteral dosages of drugs using information from prescriptions or medications orders. Accurate determination of the correct amount of ingredients for the compounding of pharmaceutical products from a prescription or medications order. Intended for students in the pharmacy technology program.
Prerequisite: PHT 54A.
Co-requisite: None
Advisory: None

2. Course Objectives -
The student will be able to:
  1. Read and write proper medical notation on the drug order.
  2. Interpret and compare information on drug labels.
  3. Calculate the oral dosages of drugs, both solid and liquid forms, using ratio-proportion and formula.
  4. Employ critical thinking skills to determine a "reasonable dose."
  5. Calculate the parenteral dosages of drugs using ratio-proportion and formula.
  6. Reconstitute and label medications supplied in dry or concentrated form.
  7. Differentiate between various directions and select the correct direction for reconstitution.
  8. Calculate the percentage strength and the ratio of concentration..
  9. Calculate standard pediatric dosages.
  10. Calculate concentrations and dilutions using V/V, W/W, W/V.
  11. Calculate dosages using milliequivalents.
  12. Define and calculate the percentage strength of a solution using various methods of alligations.
  13. Calculate intra-venous solution flow rate for electronic and manual infusion systems.
  14. Calculate intra-venous solution volume and infusion time.
3. Special Facilities and/or Equipment -
  1. Textbook and problem set worksheets
  2. Calculators
  3. Specialized computer programs
  4. College Library with generalized and specialized references.

4. Course Content (Body of knowledge) -
  1. Medical Notation (Lec)
    1. Standard common medical abbreviations
    2. Notation specifying dosage, route, and frequency of medication
    3. Medication orders
  2. Drug labels
    1. Brand and generic names
    2. Strengths
    3. Forms
    4. Total volume
    5. Directions for mixing
    6. Route of administration
    7. Manufacturer name and lot number
    8. Expiration date
  3. Oral dosage of drugs (Lec)
    1. Conversion of units of measurement to the same system and same size units
    2. Reasonable amounts
    3. Formula D x Q = drug dosage
    4. Ratio-proportion drug dosage
    5. 10% maximum, variance
    6. Tablets, capsules, and liquids
  4. Parenteral dosage of drugs. (Lec)
    1. Conversion of units of measurement to the same system and same size units
    2. Reasonable amounts
    3. Formula D x Q = drug dosage
    4. Ratio-proportion drug dosage
    5. Reconstitution directions
    6. Insulin measurements and syringes
    7. Types and sizes of syringes
    8. Dosage expressed as ratio or percent
  5. Pediatric dosages (Lec)
    1. Young's Rule
    2. Clark's Rule
    3. Fried's Rule
    4. Body Weight Method
    5. BSA Method
    6. Alternate BSA Method
    7. Combination drugs calculation
    8. Safe dosages
  6. Concentrations and dilutions (Lec)
    1. V/V
    2. W/W
    3. W/V
  7. Milliequivalents
    1. Calculating miliequivalents
    2. Calculations using miliequivalents
  8. Alligations (Lec)
  9. IV Calculations
    1. Components
    2. Milliliters per hour
    3. Drop factor/calibration
    4. IV flow rates in gtt/min
    5. Flow rate for off-schedule intravenous infusion
    6. Small volume IVPB
5. Repeatability - Moved to header area.
 
6. Methods of Evaluation -
The following evaluation methods may be used but is not limited to
  1. Objective exams
  2. Cooperative learning assignments
  3. Computational work
  4. Other: Frequent written lecture quizzes
7. Representative Text(s) -
Pickar, Gloria and Amy P. Abernethy. Dosage Calculations 8th Edition Clifton Park:Delmar Learning, 2007.

8. Disciplines -
Pharmacy Technician.
 
9. Method of Instruction -
  1. Lecture presentations and classroom discussion.
  2. In-class problem solving activities for students followed by instructor-guided interpretation and analysis.
  3. In-class discussion of problem sets and evaluation.
 
10. Lab Content -
Not applicable.
 
11. Honors Description - No longer used. Integrated into main description section.
 
12. Types and/or Examples of Required Reading, Writing and Outside of Class Assignments -
  1. Reading Assignments: Weekly reading assignments from text and completing of problem sets.
  2. Lecture: Weekly lecture covering subject matter from text assignment with extended topic information. Class discussion is encouraged.
  3. Review of handouts, problem sets and relevant reading material.
13. Need/Justification -
This course is required core course for the A.S. degree and the Certificate of Achievement in the Pharmacy Technician Program.


Course status: Active
Last updated: 2014-03-20 15:42:28


Foothill CollegeApproved Course Outlines