Drug content per dose

10. Dose - general concepts 10.1) Oral liquid 10.1.1) Oral liquid Oral liquid Normal 1

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A patient is taking an oral solution 1 tbsp BID for 30 days. The pharmacy provided 900 mL of a solution containing a total of 39.15 g of drug content. Calculate the mg quantity of drug administer per dose.

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lb equals 652.5 mg kg

    The volume of the total content is 900 mL, which contains 39.15 g of the drug, or 39150 mg of the drug.
    Volume contained per dose (1 tbsp) = 15 mL.
    Therefore, we can write:
    `(900\quad mL)/(39150\quadmg) = (15\quad mL)/x therefore x = 652.5\quad mg` Ans.