The minimal level of a drug required to elicit a pharmacological response is called the:
a. therapeutic window. c. minimum toxic concentration.
b. peak plasma level. d. minimum effective concentration.
ANS: D
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A Incorrect: This describes the time frame for a drug to elicit a therapeutic response.
B Incorrect: This is when the elimination rate of the drug is equivalent to its rate of absorption.
C Incorrect: This describes the minimum amount of the drug it takes to elicit toxic response.
D Correct: The question describes the least amount of the drug needed to elicit the expected pharmacological response.
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