Clark's rule
Clark's Rule
Clark's Rule is a medical term referring to a formula used to calculate the appropriate dosage of medicine for children. The rule is named after Dr. George H. Clark, who first proposed it in the late 19th century.
Pronunciation
Clark's Rule is pronounced as /klɑːrks ruːl/.
Etymology
The term "Clark's Rule" is derived from the name of Dr. George H. Clark, a prominent physician who first proposed this formula.
Definition
Clark's Rule is a formula used in pediatric medicine to calculate the appropriate dosage of a medication for a child. The formula is based on the child's weight in pounds. According to Clark's Rule, the child's dose is equal to the adult dose multiplied by the child's weight in pounds, divided by 150.
Related Terms
- Pediatrics: The branch of medicine dealing with the health and medical care of infants, children, and adolescents from birth up to the age of 18.
- Dosage: The size or frequency of a dose of a medicine or drug.
- Medication: A substance used for medical treatment, especially a medicine or drug.
- Weight: A body's relative mass or the quantity of matter contained by it.
Formula
The formula for Clark's Rule is as follows:
Child's Dose = (Child's Weight in pounds / 150) x Adult Dose
Usage
Clark's Rule is widely used in pediatric medicine to ensure that children receive the correct dosage of medication. It is particularly useful in situations where a medication is not typically used in children, or when the appropriate pediatric dosage is not known.
Limitations
While Clark's Rule is a useful tool, it is not always accurate. It is most accurate for children between the ages of 2 and 12. For infants and adolescents, other methods of dosage calculation may be more appropriate.
External links
- Medical encyclopedia article on Clark's rule
- Wikipedia's article - Clark's rule
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