Significance of Bioavailability of a drug
Bioavailability of a drug is defined as the degree and rate at which it is absorbed and becomes available at the site of action. It highlights how effectively a drug's active ingredient is utilized in the body, with topical applications playing a significant role in enhancing this process. Essentially, it encompasses both the extent and the rate at which these active components are absorbed and are ready to exert their effects.
Synonyms: Drug absorption, Drug effectiveness, Pharmacological availability, Systemic availability, Absorption, Distribution, Bioaccessibility, Drug uptake
The below excerpts are indicatory and do represent direct quotations or translations. It is your responsibility to fact check each reference.
The concept of Bioavailability of a drug in scientific sources
Bioavailability of a drug encompasses the extent and rate of absorption of its active ingredients, determining their availability at the site of action, with topical applications enhancing this absorption process.
From: International Ayurvedic Medical Journal
(1) The degree and rate at which a drug or active ingredient is absorbed and becomes available at the site of action, which is enhanced by topical applications.[1]
From: World Journal of Pharmaceutical Research
(1) The extent and rate at which the active ingredient or active moiety is absorbed and becomes available at the site of action.[2]