Which term describes the ability of a drug to reach the systemic circulation after an oral dosage?

Question

Quizplus · Accepted Answer

Bioavailability refers to the fraction of an administered dose of a drug that reaches the systemic circulation as an active pharmacological agent. After an oral dosage, the drug may undergo first pass metabolism in the liver, which reduces its bioavailability. Extraction ratio and solubility are not specifically related to the process of oral absorption and bioavailability.

Which Term Describes the Ability of a Drug to Reach