The meaning of BIOAVAILABILITY is the degree and rate at which a substance (such as a drug) is absorbed into a living system or is made available at the site of physiological activity.

In pharmacology, bioavailability is a subcategory of absorption and is the fraction (%) of an administered drug that reaches the systemic circulation. [1]

Jul 30, 2023 · Bioavailability refers to the extent a substance or drug becomes completely available to its intended biological destination (s).

Bioavailability is the term most often used to characterize drug absorption. This term has been defined as the relative amount of a drug administered in a pharmaceutical product that enters the systemic …

Bioavailability refers to the extent and rate at which the active moiety (drug or metabolite) enters the systemic circulation, thereby accessing the site of action.

Jan 9, 2025 · It’s a term used to describe how much of a drug or nutrient gets absorbed and used effectively. Whether it’s a drug, supplement, or food nutrient, understanding bioavailability can help …

bioavailability The rate and extent to which a drug is available to serve as a substrate, bind to a specific molecule or participate in biochemical reactions in a target tissue after administration.