Which statement(s)about variables that influence drug action is/are true? (Select all that apply.)
A) An older adult will require increased dosage of a drug to achieve the same therapeutic effect as that seen in a younger person.
B) Body weight can affect the therapeutic response of a medication.
C) Chronic smokers may metabolize drugs more rapidly than nonsmokers.
D) A patient's attitude and expectations affect the response to medication.
E) Reduced circulation causes drugs to absorb more rapidly.

Question

Quizplus · Accepted Answer

Body weight can affect the dosing of medications as larger individuals may require higher doses to achieve the same therapeutic effect as smaller individuals. Chronic smokers may metabolize drugs more rapidly due to increased liver enzyme activity. A patient's attitude and expectations can influence their response to medication through the placebo effect. The statement about reduced circulation causing drugs to absorb more rapidly is false.

Which Statement(s)about Variables That Influence Drug Action Is/are True? (Select