Fiction of science

Monday, February 14, 2011

Pharmacology

Pharmacology is a science that deals with drugs.It is derived from  greek words pharmacon(an active principle)&logos(a discourse).The word drug is derived from a french word drogue'a day herb'.
It is defined as any substance used for the purpose of diagonosis,prevention, relief or cure of disease in man or animal.
According to WHO 'A drug is a substance or a product that is used or intended to be used to modify or explore physiological system or pathalogical states for the benifit of receiplention
In other words drug is defined as chemical substance derrived from different source either living or non living things which are used to alter the functions of living or bacterial tissue by reacting them
pharmacology consist of detail study of drug particularly their action on living animal organ or tissues.The action may be benificial or harmful.

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