Calculate Child Pediatric Dosage Using Young's Rule - Definition, Formula, Example

How to Calculate Child Pediatric Dosage Using Young's Rule - Tutorial

Definition:

Young's rule is a rule for evaluating the dosage of medicine for a child by adding 12 to the child's age, and dividing the sum by the age of the child, then dividing the adult dose by the result obtained.

Formula:
Child's dose = (Age of child / (Age of child + 12)) x Average adult dose
Example:

A 10 year old girl / 60 Lbs with 300mg Average adult dose is given for the girl.Calculate the child's pediatric dose.

Given,

Age of child = 10 year Average Adult dose = 300mg

To find,

Child's pediatric dose

Solution:

Child's dose = (Age of child / (Age of child + 12)) x Average adult dose = (10 / (10 + 12)) x 300 mg = (10 / 22) x 300mg = (0.45454545454) x 300 mg = 136.363636364 mg


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