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The dose of a drug is critical. Too small a dose may not treat a patient effectively, while too much can cause serious side effects.

A nurse must give a patient 50 mg of a drug for each kilogram of the patient's mass. If a patient weighs 198 lb, how many milligrams of the drug should be given?

Use 1 kg = 2.2 lb and do not round any computations.

Answer :

Given

patient weighs 198 lb

A nurse must give a patient 50mg of a drug for each kilogram of the patient's mass.

Find

Number of milligrams of the drug should be given

Explanation

convert lb in kg

1 kg = 2.2 lb

so ,

[tex]\frac{198}{2.2}=90kg[/tex]

A nurse must give a patient 50mg of a drug for each kilogram of the patient's mass.

therefore ,the dugs should be given =

[tex]90\times50=4500mg[/tex]

Final Answer

therefore , 4500 milligrams of the drug should be given

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