Math Matters: A Review of Calculations for Sterile Compounding
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Course Summary
Preparing a compounded sterile preparation requires successfully completing many steps. This course will provide an overview of fundamental pharmaceutical calculations and related concepts, including units of measurement, conversions, the ratio and proportion method, dimensional analysis, and expressions of concentrations. Displacement volume and flow rate calculations will be reviewed, as well as calculations related to drug dosing and reconstitution. Step-by-step example problems will be provided to aid the learner in understanding these concepts.
Course Objectives
Convert units of measurement
Recognize methods used to complete sterile compounding calculations
Perform calculations necessary to prepare compounded sterile preparations
I. Introduction
II. Calculation Considerations
III. Systems of Measurement
1. The Metric System
2. The Apothecary System
3. The Avoirdupois System
4. The Household System
IV. Common Units of Measure
V. Converting Between Units
1. Common Conversions: Weight
2. Common Conversions: Volume
VI. Choose Your Own Adventure: Ratios and Proportion Method and Dimensional Analysis
1. Ratios and Proportions
2. Dimensional Analysis
3. Drug Dosing Calculations
VII. Drug Concentration Expressions
1. Concentration
2. Percent
3. Ratio Strength
4. Displacement Volume
5. Alligation Method
6. Flow Rate
VIII. Summary
- Read the course objectives and faculty planner disclosure
- Read the course material
- Complete the post-test with a minimum score of 70% and complete the course evaluation form.
- Results are automatically submitted to CPE Monitor
Faculty Planner Disclosure
The following individuals were involved in developing this activity: Liz Fredrickson, PharmD, BCPS, and Pamela Sardo, PharmD, BS. Pamela Sardo was an employee of Rhythm Pharmaceuticals until March 2022 and has no conflicts of interest or relationships regarding the subject matter discussed. There are no financial relationships relevant to this activity to report or disclose by any of the individuals involved in the development of this activity.
Unlabeled Use Disclosures
The information provided in this course is general in nature and it is solely designed to provide participants with continuing education credit(s). This course and materials are not meant to substitute for the independent, professional judgment of any participant regarding that participant’s professional practice, including but not limited to patient assessment, diagnosis, treatment and/or health management. Medical and pharmacy practices, rules, and laws vary from state to state, and this course does not cover the laws of each state; therefore, participants must consult the laws of their state as they relate to their professional practice. Healthcare professionals, including pharmacists and pharmacy technicians, must consult with their employer, healthcare facility, hospital, or other organization, for guidelines, protocols, and procedures they are to follow. The information provided in this course does not replace those guidelines, protocols, and procedures but is for academic purposes only, and this course’s limited purpose is for the completion of continuing education credits. Participants are advised and acknowledge that information related to medications, their administration, dosing, contraindications, adverse reactions, interactions, warnings, precautions, or accepted uses are constantly changing, and any person taking this course understands that such person must make an independent review of medication information prior to any patient assessment, diagnosis, treatment and/or health management. Any discussion of off-label use of any medication, device, or procedure is informational only and such uses are not endorsed hereby. Nothing contained in this course represents the opinions, views, judgments, or conclusions of RxCe.com LLC. RxCe.com LLC is not liable or responsible to any person for any inaccuracy, error, or omission with respect to this course, or course material.
Computer Hardware/Software Requirements
Please ensure the device you plan to use meets these requirements and specifications:
- Operating System: Windows 7,8,10, or 11 /Mac OS X 10.9 or later/iOS/Android
- Supported Browsers: Microsoft Edge, Firefox, Google Chrome, Safari, Opera
- A connection to the internet
- For Live Webinars or Conferences: GoToWebinar application for iOS, Android, Mac, or PC. You cannot 'call into' a live conference.
Rating: 4.96/5
Based on the ratings of 225 customers
- Target Audience: Pharmacy Tech
- Contact Hours: 2.0 (0.2 CEUs)
- Activity Release Date: 12/16/2023
- Activity Expiration Date: 12/16/2026
- Activity Type: Knowledge
- UAN: 0669-0000-23-219-H07-T
- Topic: Compounding
- CeBroker Number: 20-1138496
Author:
RxCe.com, LLC is accredited by the Accreditation Council for Pharmacy Education as a provider of continuing pharmacy education.
RxCe.com, LLC, offers pharmacy technician continuing education courses for PTCB recertification. Pharmacy technician courses are indicated both in the Target Audience description and the ACPE UAN which will end with a "T".