Dose Calculations


Calibration of Droppers
Number of Doses in a specified amount
Drug Dosage based on Age
Drug Dosage based on Body Weight
Drug Dosage based on Body Surface Area




















Calibration of Dropper

If drops of a medication makes to mL mark in a graduated cylinder then, 1 mL is made by ... drops

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Number of Doses in a specified amount

(The total amount and the dose must be measured in a common denomination)
Total Amount:
Each dose:
Number of Dose(s) =
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Drug Dosage based on Age

Young's Rule
Adult Dose:
Age of child:years
Dose for child =
.
Cowling's Rule
Adult Dose:
Age at next birthday:years
Dose for child =
.
Fried's Rule for Infants
Adult Dose:
Age of child:months
Dose for child =
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Drug Dosage based on Body Weight

(in pounds)(in kg)
Weight of the child: (or)
Adult Dose:
Child Dose =
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Drug Dosage based on Body Surface Area

(in pounds)(in kg)
Weight of the child: (or)
Height of the child:cms
Adult Dose:
Child Dose =
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