1 year old child weights 22lbsdose required is 40mg/kg/day divided BID available is 400mg/5ml
STEP#1-Divide lbs by 2.2 EXAMPLE: 22lb/2.2= 10kg STEP#2-Determine TDD by multiplying kg * amount ordered EXAMPLE: 10kg*40mg= 400mg (TDD) STEP#3-Determine ID divide TDD by how often to be given EXAMPLE: 400/2=200mg (ID) STEP#4- Available over Ordered EXAMPLE:400=5 200=X STEP#5- cross muilitply EXAMPLE:200*5=1000 400X=1000 X=1000/400=2.5 ml