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  Ideal Body Weight  
Height (cm)

OR

Use inches over 5ft
(inches over 5ft)
  Female
Ideal Body Weight (kg)
 

Calculation(s) used

inches over 5ft method
female IBW = 45.5 + (2.3 * inches over 5ft)
male IBW = 50 + (2.3 * inches over 5ft)

height in centimeters method
female IBW = (0.9 * H) - 92
male IBW = (0.9 * H) - 88

Notes

IBW (Ideal body weight) is used to calculate a drug dosing weight for patients 30% above or 30% below the average adult weight of 70kg (i.e. overweight or emaciated patients).

 

References
1. Bonner, Wright, George (2003) Practical Pharmaceutical Calculations, Radcliffe: Oxford
1. BNF- 59 (2010) British National Formulary. 59th edn. London: British Medical Association and Royal Pharmaceutical Society of Great Britain.

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