What does the term bioavailability primarily refer to in pharmacology?
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Correct answer: The fraction of an administered drug that reaches systemic circulation unchanged
Bioavailability refers to the fraction of an administered drug dose that reaches the systemic circulation in an unchanged form. It reflects both the extent and sometimes the rate of drug absorption.
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More Bioavailability questions
- Which route of drug administration provides 100% bioavailability?
- Which factor most commonly reduces the bioavailability of orally administered drugs?
- Which pharmacokinetic parameter is most commonly used to estimate bioavailability?
- Which type of bioavailability compares two different formulations of the same drug?
- Absolute bioavailability is calculated by comparing a drug administered orally with which route?
- Which factor related to drug formulation can influence bioavailability?