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bioavailability

   Also found in: Dictionary/thesaurus, Acronyms, Wikipedia 0.06 sec.
bioavailability /bio·avail·a·bil·i·ty/ (bi″o-ah-vāl″ah-bil´ĭ-te) the degree to which a drug or other substance becomes available to the target tissue after administration.
bi·o·a·vail·a·bil·i·ty (b--vl-bl-t)
n.
The physiological availability of a given amount of a drug, as distinct from its chemical potency.

Bioavailability
A measure of the amount of drug that is actually absorbed from a given dose.
Mentioned in: Antiretroviral Drugs

bioavailability
[-əvā′libil′itē]
Etymology: Gk, bios + ME, availen, to serve
the degree of activity or amount of an administered drug or other substance that becomes available for activity in the target tissue.

bioavailability (bīˈ·ō··vālˈ··bilˑ·i·tē),
n the amount of or rate at which a substance or drug is accessible to the body.

bioavailability
the degree to which a drug or other substance becomes available to the target tissue after administration.

bioavailability
Clinical pharmacology The degree to which a drug is available to a target tissue after administration which, for oral drugs, reflects the rate and extent of GI tract absorption; BA is the in vivo presence of a substance in a form that allows it to be metabolized, serve as a substrate, bind a specific molecule, or participate in biochemical reactions. See Oral bioavailability.


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Xceleron's technology offers streamlined clinical development with combined Phase I and mass balance studies, early detection of human specific metabolites, and absolute bioavailability studies which measure drug levels of simultaneously administered IV and oral doses in the same patient.
Relative bioavailability of calcium-rich dietary sources in the elderly.
Because the antioxidants found in vegetables and fruits are known to reduce the risk of cancer and produce a host of other health benefits, there has been lots of research in recent years looking at the bioavailability of those nutrients.
 
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