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Pharmacology and Pharmacokinetics
In this section, we will describe some of the basic
principles of how drugs work (pharmacology),
how drugs are used (therapeutics) and how drugs
are handled by the body (pharmacokinetics). We
also need to remember that posology (drug doses)
can be fundamental in differentiating between
benefits and toxicity.
Mammalian cells consist of a cellular membrane
surrounding groups of specialized organelles. It is
these sub-cellular organelles that differentiate
eukaryotes from prokaryotes like bacteria. The
organelles also provide a variety of targets for poi-
sons or drugs. In many cases, the same chemical is
poisonous to healthy cells at high doses or produces
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