Pharmacology
, • Pharmacology- Science that deals with study of
drugs and their interaction with living systems. The
word pharmacology is derived from Greek word
Pharmacon meaning an active principle & logos
meaning a discourse(study of)
• Two main divisions of Pharmacology are
Pharmacodynamics & Pharmacokinetics
• Pharmacokinetics- Movement of drug in &
alteration of drug by body, includes absorption,
distribution, metabolism & excretion of drugs; what
the body does to the drug
• Pharmacodynamics-Physiological & biochemical
effects of drugs & their mechanism of action; what
the drug does to the body