Ideal
Body Weight |
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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
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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).
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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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