Rate Formula:
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Definition: This calculator determines the rate of substance administration in milligrams per kilogram per hour (mg/kg/h).
Purpose: It's commonly used in medical and pharmacological fields to calculate medication infusion rates.
The calculator uses the formula:
Where:
Explanation: The dose is divided by the product of weight and time to determine the administration rate.
Details: Accurate rate calculation ensures proper medication dosing, prevents overdose, and maintains therapeutic effectiveness.
Tips: Enter the dose in mg, patient weight in kg, and administration time in hours. All values must be > 0.
Q1: When is this calculation used?
A: Primarily for continuous IV infusions in medical settings where precise dosing is critical.
Q2: What's a typical range for medication rates?
A: This varies widely by medication - always consult prescribing guidelines for specific drugs.
Q3: How do I convert from mcg/kg/min to mg/kg/h?
A: Multiply by 0.06 (since 1 mg = 1000 mcg and 1 hour = 60 minutes).
Q4: Should I use actual body weight or ideal body weight?
A: This depends on the medication - some drugs require dosing based on ideal body weight.
Q5: What if my time is in minutes rather than hours?
A: Convert minutes to hours by dividing by 60 before entering the value.