Pediatric Safe Dose Range Calculation | Dosage Calculations Nursing NCLEX Review

RegisteredNurseRN
27 Jun 202216:51
EducationalLearning
32 Likes 10 Comments

TLDRThe video by Sarah from registerednessrn.com focuses on solving pediatric safe dose range calculations. She explains how to convert weights from pounds to kilograms and apply formulas to find the minimum and maximum safe dosages per dose for children. Sarah demonstrates this using three different scenarios involving various medications and safe dose ranges, highlighting the importance of attention to detail and proper unit conversion. She also validates if the doses ordered by physicians fall within the safe ranges, ensuring patient safety.

Takeaways
  • 📝 The video discusses pediatric safe dose range calculations, providing a method to calculate minimum and maximum dosages for children.
  • 👩‍⚕️ Sarah, from registerednessrn.com, guides viewers through the process of dosage calculation using various formulas and techniques.
  • 🔢 The first problem involves a child weighing 60 pounds needing a medication with a safe dose range of 5 to 20 milligrams per kilogram per day, divided every six hours.
  • 📌 Weight conversion is crucial: 1 kilogram equals 2.2 pounds, ensuring accurate dosage calculations based on the patient's weight in kilograms.
  • 💊 The minimum and maximum safe dose range per dose is calculated by multiplying the child's weight in kilograms by the minimum and maximum dosages and dividing by the number of doses per day.
  • 📝 A second scenario involves a child weighing 48 pounds with a medication order of 850 milligrams every 8 hours and a safe dose range of 100 to 300 milligrams per kilogram per day.
  • 🤒 The video emphasizes the importance of ensuring that the prescribed dosage falls within the safe dose range for the patient's weight.
  • 🌡️ In another example, a child weighing 48 pounds is prescribed 100 milligrams of medication daily, with a safe dose range of 1,500 to 3,500 micrograms per kilogram per day, highlighting the need for unit conversion.
  • 💉 A final scenario discusses a 50-pound child with a doctor-ordered 150 milligrams IV every 12 hours, and a medication safe dose range of 2 to 10 milligrams per kilogram per dose every 12 hours.
  • 🧪 The video also covers how to calculate the volume of medication to administer IV based on the supplied vial concentration.
  • 📈 The method of solving these problems can be applied to various dosage calculation scenarios, reinforcing the importance of accurate medication administration for pediatric patients.
Q & A

  • What is the main topic of the video?

    -The main topic of the video is solving pediatric safe dose range calculations.

  • How many problems are solved in the video?

    -Four pediatric dosage calculation problems are solved in the video.

  • What is the first dosage calculation method discussed in the video?

    -The first dosage calculation method discussed is using dimensional analysis.

  • How is the child's weight converted from pounds to kilograms?

    -The child's weight is converted from pounds to kilograms by dividing the weight in pounds by 2.2.

  • What is the safe dose range for the first medication mentioned in the video?

    -The safe dose range for the first medication is 5 to 20 milligrams per kilogram per day, divided every six hours.

  • How many doses per day does a patient need if the medication is given every six hours?

    -A patient needs four doses per day if the medication is given every six hours.

  • What is the minimum and maximum safe dose range per dose for the first medication?

    -The minimum safe dose range per dose is 34.1 milligrams, and the maximum is 136.5 milligrams.

  • How is the safe dose range for the second medication determined to be safe or not?

    -The safe dose range for the second medication is determined to be safe by comparing the physician-ordered dose of 850 milligrams every 8 hours with the calculated minimum and maximum safe doses.

  • What unit conversion is needed for the third medication's safe dose range calculation?

    -For the third medication, a unit conversion from micrograms to milligrams is needed for the safe dose range calculation.

  • What is the method used to calculate the volume of medication to be administered in the last problem?

    -The method used to calculate the volume of medication to be administered in the last problem is dividing the desired dose by the concentration of the medication in the vial and multiplying by the volume of the vial.

  • How much milliliters of medication should be administered for the child weighing 50 pounds according to the last problem?

    -For the child weighing 50 pounds, 1 milliliter of medication should be administered every 12 hours according to the last problem.

Outlines
00:00
📝Pediatric Dosage Calculations Overview

This paragraph introduces the topic of pediatric safe dose range calculations, emphasizing the importance of using various methods to solve dosage problems. The speaker, Sarah, mentions a previous video where dimensional analysis was used and now focuses on converting weights from pounds to kilograms to apply the medication dosage based on the safe dose range. A problem involving a child weighing 60 pounds and a medication with a safe dose range of 5 to 20 milligrams per kilogram per day is presented. The speaker guides through the process of calculating the minimum and maximum safe dose per dose, highlighting the need to pay attention to how the information is presented to avoid confusion.

05:03
📊Safe Dosage Range Verification

The paragraph discusses the verification of a safe dosage order for a child weighing 48 pounds. The medication is prescribed at 850 milligrams every 8 hours, and the safe dose range is given as 100 to 300 milligrams per kilogram per day. The speaker explains the process of converting the child's weight to kilograms and calculating the minimum and maximum dose per dose based on the safe dose range. The calculation results in 726.7 milligrams per dose for the minimum and 2180 milligrams per dose for the maximum, which falls within the safe range. The speaker then addresses another scenario where a different medication is ordered at 100 milligrams daily, but the safe dose range is in micrograms per kilogram, requiring a unit conversion to determine if the order is safe.

10:04
🔄Unit Conversion and Dosage Safety

This paragraph delves into the necessity of unit conversion when dealing with dosage calculations, particularly when the safe dose range is in micrograms per kilogram, and the order is in milligrams. The speaker calculates the minimum and maximum safe dosages for a child weighing 48 pounds based on the safe dose range of 1500 to 3500 micrograms per kilogram per day. After converting the weight to kilograms and performing the calculations, the speaker finds that the minimum safe dose is 32.7 milligrams per day and the maximum is 76.3 milligrams per day. The physician's order of 100 milligrams daily exceeds the maximum safe dosage, indicating that the order is not safe for the patient.

15:06
💉IV Dosage Calculation and Administration

The final paragraph focuses on the calculation and administration of a safe IV dosage for a child weighing 50 pounds. The medication has a safe dose range of 2 to 10 milligrams per kilogram per dose every 12 hours. The speaker confirms that the physician's order of 150 milligrams IV every 12 hours falls within the safe dose range. The speaker then proceeds to calculate the volume of medication to be administered, considering the vial's concentration of 300 milligrams per 2 milliliters. Using a formula that relates the desired dosage to the available supply, the speaker determines that 1 milliliter of the medication should be administered to achieve the ordered dose, concluding the video with a comprehensive overview of pediatric safe dose range calculations.

Mindmap
Keywords
💡Pediatric
The term 'pediatric' refers to the medical care and treatment of children, from infancy through adolescence. In the context of the video, it is crucial as the calculations being discussed pertain to dosages for children, which differ from those for adults due to differences in body weight and metabolism.
💡Dose Range
Dose range refers to the minimum and maximum amounts of a medication that can be safely administered to a patient. It is essential in the video as the presenter is solving problems related to calculating these ranges for pediatric patients, ensuring that the medication is both effective and safe.
💡Weight Conversion
Weight conversion is the process of changing a weight measurement from one unit to another, such as from pounds to kilograms. This is a critical step in the video because the medication dosages are calculated based on the child's weight in kilograms, and the weight may be initially given in pounds.
💡Dimensional Analysis
Dimensional analysis is a mathematical technique used to convert units of measurement and solve problems involving physical quantities. In the video, it is mentioned as one of the methods used to solve for safe dose ranges, by ensuring that the units of weight and dosage are consistent throughout the calculation.
💡Milligrams per Kilogram
This phrase describes the dosage amount of medication given per unit of body weight (kilograms). It is a common way to express medication dosages for children because it accounts for differences in body weight and helps to ensure that the dosage is appropriate for each individual patient.
💡Dosing Frequency
Dosing frequency refers to how often a medication is administered. In the context of the video, it is important because the medication's safe dose range is given per administration, not just per day, and the video involves calculating the correct dosage for each individual dose based on the frequency of administration (e.g., every six hours).
💡Safe Dose Ordered
The term 'safe dose ordered' refers to whether the amount of medication prescribed by a physician falls within the established safe dose range for the patient's weight. The video aims to determine if the doses ordered by physicians are safe based on these calculations.
💡Micrograms and Milligrams
Micrograms and milligrams are units of mass used to measure very small quantities, often in pharmacology for drug dosages. Micrograms are one-millionth of a gram (ug), and milligrams are one-thousandth of a gram (mg). The video involves converting between these units to ensure that dosages are calculated correctly and safely.
💡IV Administration
IV administration refers to the method of delivering medication directly into the bloodstream via an intravenous (IV) line. This method is significant in the video as it introduces a different calculation involving the volume of medication to be administered based on the dosage and the concentration provided in the medication vial.
💡Medication Vial
A medication vial is a container that holds liquid medications, often used for IV administration. The vial's label provides information on the concentration of the medication, which is crucial for calculating the correct volume to administer. In the video, understanding the medication vial's concentration is key to determining the safe dosage.
Highlights

Sarah introduces the video by stating its focus on pediatric safe dose range calculations.

Viewers are informed about a free quiz for additional dosage calculation practice.

Dimensional analysis was previously used to solve safe dose range problems.

The first problem involves a child weighing 60 pounds needing medication at a safe dose range of 5 to 20 milligrams per kilogram per day, divided every six hours.

The importance of converting weight from pounds to kilograms for medication dosage calculations is emphasized.

The calculation method for the minimum and maximum safe dose range per dose is explained in detail.

A second problem is presented involving a child weighing 48 pounds, with a medication order of 850 milligrams every 8 hours and a safe dose range of 100 to 300 milligrams per kilogram per day.

The process of determining if a medication order falls within a safe dose range is outlined.

A third problem discusses a child weighing 48 pounds with a medication order of 100 milligrams daily and a safe dose range of 1500 to 3500 micrograms per kilogram per day.

The necessity of converting dosage units from micrograms to milligrams is highlighted.

The final problem involves a child weighing 50 pounds, a medication order of 150 milligrams IV every 12 hours, and a safe dose range of 2 to 10 milligrams per kilogram per dose every 12 hours.

The process of calculating how many milliliters to administer based on a medication vial's concentration is described.

A formula for calculating the volume of medication to administer is provided and explained.

The video concludes with a summary of how to solve pediatric safe dose ranges and an invitation to access more videos in the series.

Transcripts

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Pediatric DosageWeight ConversionMedication SafetyPharmacy CalculationsHealthcare EducationSafe Dosage RangesDimensional AnalysisPharmacologyMedical MathHealthcare Professionals