This is a general introductory course to drugs and drug therapy. Various drugs will be studied and categorized in the context of clinical pathological disorders or problems. The general approach will involve a study of the pathophysiology of specific disorders and the categories of drugs currently employed in the treatment of these problems. The students will learn mechanism of action, therapeutic effect, side effects, drug interactions, and toxicities of these drugs, and will be provided with examples of commonly used drugs in each of these categories.