Which of the following components are necessary to calculate the ordered dose of a medication?
a. The doctor's order, the concentration of medication on hand, and units to administer.
b. The amount of medication and the route of administration.
c. The concentration, or "what's on hand".
d. The unit of measurement that needs to be administered.
a
Rationale: a. Correct.
b. These are components of the doctor's order. The doctor's order is only one component necessary to calculate the ordered dose.
c. The concentration is a component necessary to calculate the ordered dose, but it is also necessary to know the doctor's order, and the unit of measurement.
d. The unit of measurement is a component of the ordered dose, but it is also necessary to know the doctor's order and the concentration available.
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