Following sublingual administration, Drug A is 100 % bioavailable while following rectal administration, Drug A bioavailability is between 40 and 100 %, depending how far up the rectum the drug product is inserted Measurement of Bioavailability For intravenous injection, the whole of drug dose is delivered directly into the systemic circulation, thus it will always have 100 % bioavailability (F = 1) and the maximal plasma concentration (C max ) is reached instantaneously (T max = 0 min)
Parati G, Kjeldsen S, Coca A, et al
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Glutathione recycles Vitamin C and allows it to return to its form as an antioxidant
2018 Hypersensitivity, manifested as wheal and flare reactions at the injection site, has been reported
The mineral shields them from oxidative damage that builds up with age