Abstract
Penicillin G is inactivated by stomach acid pH, which is why it is used in intravenous. Penicillins are distributed in various tissues, and difficulty of crossing the blood-brain barrier, are not biotransformed in the body, being eliminated by the kidneys, 90% by tubular secretion and 10% by glomerular filtration. This project aims to describe and analyze the collagen, elastic and smooth …