Child dose by clark's rule

6. Patient-based Dose 6.1) Pediatric dose 6.1.5) Clarks rule

6.1.5.1) Child dose based on weight of child Easy 1


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A male child patient who weighs 66 lb. The prescriber wants to give a novel drug that has a adult dose of 1200 mg . What is an acceptable dose for this child?


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lb equals 528.00 mg kg

Here Adult dose = 1200 mg
Weight of the child = 66 lb = 29.964 kg

Clark's rule, based on weight:

Child dose ` =(Weight \quad (lb))/(150) × ADULT \quad DOSE \quad (mg)`
`\quad\quad\quad\quad\quad\quad\quad\quad = (66)/(150) × 1200 \quad mg = 528.00 \quad mg` Ans.


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