How to Accurately Calculate Tablet Dosages Using Ratios 🔢
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â–ş This video will guide you through the essential steps of dosage calculations using ratios and proportions, a fundamental skill for nursing students and healthcare professionals. Accurate medication dosing is critical for patient safety, and understanding how to properly apply these mathematical concepts is key to ensuring that you deliver the correct amount of medication every time.
We start with a review of ratios and proportions, breaking down how they represent relationships between numbers, which is crucial for calculating medication doses. Through relatable examples, such as comparing tennis balls to dogs, we make these concepts easy to grasp. You’ll see how to express ratios as fractions and proportions, and learn that despite the different formats, they communicate the same mathematical relationships.
As the video progresses, we dive deeper into the practical application of these concepts in realworld scenarios. For instance, you’ll learn how to calculate the correct dosage of acetaminophen (commonly known as Tylenol) when prescribed in varying amounts. The video walks you through a stepbystep process of setting up the proportion, solving for the unknown variable (x), and ensuring your calculations are accurate. Emphasis is placed on the importance of doublechecking your work and understanding the limitations of medication formats, such as why you can easily administer half a tablet but not fractions smaller than that.
Additionally, the video covers the importance of considering the format of the medication—whether it's a tablet, IV fluid, or liquid—and how this affects your calculations. You’ll learn about the precision required in different types of measurements, such as using syringes for liquid dosages to achieve the exact amount prescribed.
By the end of this video, you'll have a clear understanding of how to apply ratios and proportions to dosage calculations, ensuring you can confidently and safely administer medications to patients. This knowledge is not just theoretical—it’s a practical skill that will serve you throughout your nursing career.
â–ş THE PROF: Dr. Rhonda Lawes is a Certified Nurse Educator (CNE), and an Assistant Professor at the University of Oklahoma College of Nursing in Oklahoma, USA. She obtained her PhD in Educational Psychology from Oklahoma State University in 2016. Due to her achievements, she has earned numerous teaching awards. She teaches nursing students how to use the science of cognitive learning to maximize their study effectiveness. Within Lecturio, Dr. Lawes is the Director of Nursing Education Programs, and teaches courses on Pharmacology (Nursing), Medical Surgical Nursing and Pathophysiology.
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CHAPTERS:
0:00 Review What is a ratio? What is proportion?
1:35 Example on a medication
2:21 How to read medication prescription
3:15 How to solve ratio problem
7:08 Outro
