'Pharmacology' (from Greek φάρμακον, pharmakon, "drug"; and
-λογία, -logia, "the study of") is a branch in science concerned
with the effects of the drugs on living organisms
(pharmacodynamics) and the effects of living organisms with the
drugs (pharmacokinetics). This subject embodies drug composition
and properties, interactions, toxicology, therapy, and medicinal
uses such as application and antipathogenic capabilities.
Pharmacology is subdivided into two categories as mentioned
above, pharmacodynamics and pharmacokinetics. Pharmacodynamics
deals with chemical interactions with body/cell receptors.
Pharmacokinetics, on the other hand, deals with the four stages
of chemicals passing through the body: absorption, distribution,
metabolism and excretion. Pharmacology is not to be confused
with pharmacy. Pharmacy is a professional field in medicine
concerned with preparation and distribution of medicine.
Pharmacology is the study of the interaction and effects between
chemicals and biological systems and vice v