The relative amount of an administered dose that reaches the general circulation and the rate at which this occurs.

Question

Quizplus · Accepted Answer

Bioavailability refers to the proportion of a drug or other substance which enters the circulation when introduced into the body and so is able to have an active effect. It measures the extent and rate at which the active moiety (drug or metabolite) enters systemic circulation, thereby accessing the site of action.

The Relative Amount of an Administered Dose That Reaches the General