TY - CHAP M1 - Book, Section TI - Chapter 1. Introduction A1 - Trevor, Anthony J. A1 - Katzung, Bertram G. A1 - Kruidering-Hall, Marieke M. A1 - Masters, Susan B. PY - 2013 T2 - Katzung & Trevor's Pharmacology: Examination & Board Review, 10e AB - Pharmacology is the body of knowledge concerned with the action of chemicals on biologic systems. Medical pharmacology is the area of pharmacology concerned with the use of chemicals in the prevention, diagnosis, and treatment of disease, especially in humans. Toxicology is the area of pharmacology concerned with the undesirable effects of chemicals on biologic systems. Pharmacokinetics describes the effects of the body on drugs, eg, absorption, excretion, etc. Pharmacodynamics denotes the actions of the drug on the body, such as mechanism of action and therapeutic and toxic effects. This chapter introduces the basic principles of pharmacokinetics and pharmacodynamics that will be applied in subsequent chapters. SN - PB - The McGraw-Hill Companies CY - New York, NY Y2 - 2024/03/28 UR - accesspharmacy.mhmedical.com/content.aspx?aid=56980001 ER -