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With ageing changes occur in the areas of Absorption, Distribution, Metabolism and Excretion of Medications. In...

With ageing changes occur in the areas of Absorption, Distribution, Metabolism and Excretion of Medications. In elderly patients’, the BSA may be used to prescribe medication. Explain in 50-100 words, addressing why it is necessary to consider these factors.

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Body surface area is the surface area of the human body. Body surface area gives an idea of the metabolic mass, GFR, effective cardiac output.

Prescribing drugs based on Body surface area helps to maintain safety and efficacy of drug. It helps determine the drug plasma concentration. Prescribing drug based on body surface area helps determine the appropriate dose that will be required to achieve the needed effect. BSA also affects the drug metabolism in body.

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