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This course is currently under initial development. Feel free to check in on the progress and, more importantly, offer your suggestions by using the Contact Us link.

Our primary objective is to provide nurses, nursing students and instructors with a thorough, self-contained, and reliable source of information. And we hope to present the topic as a form of rational, reasonable thinking.



The medical information on this site is provided as an information resource only, and is not to be used or relied on for any diagnostic or treatment purposes. This information is not intended to be patient education and should not be used as a substitute for professional diagnosis and treatment.


Part 1 The Fundamentals

Lesson 1-1 Whole Numbers
Lesson 1-2 Decimal Values
Lesson 1-3 Fractions
Lesson 1-4 Percent, Ratio, and Proportion

Part 2 Measurements

Lesson 2-1 Measurement Standards
Lesson 2-2 Dimensional Analysis
Lesson 2-3 Length Conversions
Lesson 2-4 Volume Conversions
Lesson 2-5 Mass Conversions
Lesson 2-6 Time and Rate Conversions

Part 3 Dosage Calculations

This part of the course is intended to be a preview, review, or supplementary resource for nurses, medical assistants, and other allied health professionals.  It is not intended to be a primary source of information for unlicensed or informal caregivers. In such instances, detailed information on dosages must be obtained from the physician or pharmacist.
Lesson 3-1 Introduction
Lesson 3-2 Tablet Dosage Calculations
Lesson 3-3 Fluid Dosage Calculations
Lesson 3-4 Special Parenteral Medication Dosages
Lesson 3-5 IV Rate Calculations
Lesson 3-6 Dosage by Patient Weight

Dosage Drill. This is the go-to resource for checking and perfecting your ability to solve realistic dosage problems.


David L. Heiserman, Editor

Copyright   SweetHaven Publishing Services
All Rights Reserved

Revised: December 03, 2014