Weight-Based Dosage Calculations Desired-Over-Have Nursing School NCLEX Review
RegisteredNurseRN・2 minutes read
Sara demonstrates solving weight-based dosage calculations using the desired over half formula method in various patient scenarios, converting weight to kilograms and calculating the appropriate dosage based on physician orders and patient weight. Practice questions are available for further understanding and application after watching the instructional video.
Insights
- Sara from registerednurse.com demonstrates weight-based dosage calculations using the desired over half formula method, providing a practical approach to solving medication dosage problems.
- The examples presented showcase the importance of accurate weight conversions and precise calculations in determining the correct dosage for patients based on physician orders, emphasizing the critical role of math skills in medication administration.
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Recent questions
How do you calculate weight-based dosage?
To calculate weight-based dosage, you first convert the patient's weight to kilograms by dividing the weight in pounds by 2.2. Then, use the physician's order in milligrams or micrograms per kilogram to determine the dosage the patient should receive based on their weight.
What is the desired over half formula method?
The desired over half formula method is a calculation used to determine the dosage a patient should receive based on their weight and the physician's order. It involves converting the patient's weight to kilograms and then multiplying it by the physician's order to find the correct dosage.
How can I practice weight-based dosage calculations?
You can practice weight-based dosage calculations by watching videos or tutorials that explain the process, such as the one provided by registerednurse.com. Additionally, you can find practice questions and quizzes online to test your understanding and improve your skills in this area.
What is the conversion factor for pounds to kilograms?
The conversion factor for pounds to kilograms is 2.2. To convert a weight from pounds to kilograms, you simply divide the weight in pounds by 2.2 to get the equivalent weight in kilograms.
How do you calculate the dosage from a physician's order?
To calculate the dosage from a physician's order, you need to know the patient's weight in kilograms. Multiply the patient's weight by the physician's order in milligrams or micrograms per kilogram to determine the correct dosage the patient should receive.
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Summary
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Weight-based Dosage Calculations: Sara's Method Explained
- Sara from registerednurse.com is solving weight-based dosage calculations using the desired over half formula method.
- A free quiz for practice questions is available after watching the video.
- The problem involves a physician ordering 4 milligrams per kilogram per dose for a patient weighing 130 pounds.
- Patient's weight is converted to kilograms by dividing 130 by 2.2, resulting in 59.1 kilograms.
- Using the formula, the patient should receive 236.4 milligrams per dose based on weight and physician's order.
- Another problem features a physician ordering 0.50 micrograms per kilogram per dose for a patient weighing 40 pounds.
- Patient's weight is converted to 18.2 kilograms, and the patient should receive 9.1 micrograms per dose.
- A different scenario involves a physician ordering 50 units per kilogram per dose for a patient to be given sub-q daily, with a vial containing 5,000 units per ml.
- Patient's weight is converted to 81.8 kilograms, and the patient should receive 0.82 ml per dose.
- The final problem includes a physician ordering 400 micrograms per kilogram per hour for an IV infusion, with a medication bag containing 250 milligrams per 100 ml.
- Patient's weight is converted to 88.6 kilograms, and the patient should receive 14 milliliters per hour.
