Half-life refers to the time it takes for the:
A) Body to break down and excrete one half of the medication
B) Body to absorb one half of the dose
C) Plasma concentration of the medication to decrease by 50%
D) A and C

Question

Quizplus · Accepted Answer

Half-life is a term used to describe the time it takes for the plasma concentration of a medication to decrease by 50% (C) and is also related to how long it takes the body to break down and excrete one half of the medication (A).

Half-Life Refers to the Time It Takes for The