Definition of bioavailability in English:

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bioavailability

noun

[mass noun] Physiology
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.
Example sentences
  • These effects may profoundly affect the oral bioavailability of drugs.
  • Clinicians and patients should beware of possible reductions in systemic bioavailability of conventional drugs when taken concomitantly with St John's wort.
  • Systemic bioavailability secondary to lung bioavailability definitely occurs, but the contribution is insignificant.

Derivatives

bioavailable

adjective
Example sentences
  • Vancomycin is poorly bioavailable when administered orally, and for systemic infections the intravenous route is used.
  • As with other protein products, predigesting proteins facilitate absorption in the gastrointestinal tract, thus making the amino acids more bioavailable.
  • It is not surprising that such complex species are not readily bioavailable, and are therefore not toxic.

For editors and proofreaders

Line breaks: bio|avail¦abil¦ity

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