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.
clinical pharmacology. the study of the actions and metabolism of drugs in living animals. clinical policies. professional rules of thumb which are used to decide on the management of a case when there are no research results on which to base decisions.