A defamatory statement is a false statement of fact that exposes a person to hatred, ridicule, or contempt, causes him to be shunned, or injures him in his business or trade.
Definition of pharmacology. 1  1 : the science of drugs including their origin, composition, pharmacokinetics, therapeutic use, and toxicology. 2  2 : the properties and reactions of drugs especially with relation to their therapeutic value.
To produce its characteristic effects, a drug must be present in appropriate concentrations at its sites of action. Pharmacokinetics is the study of what the body does to foreign substances. It looks at how the human body absorbs, distributes and eliminates drugs.