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Pharmacognosy—An Introduction
CHAPTER OBJECTIVES
Pharmacognosy is the study of drugs derived from natural sources namely of plant, animal or mineral origin. Also defined as the study of crude drugs, pharmacognosy according to the American Society of Pharmacognosy is ‘the study of the physical, chemical, biochemical and biological properties of drugs, drug substances or potential drugs of natural origin as well as search for new drugs from natural sources’.
The word pharmacognosy is derived from the Greek words pharmakon (remedy/magic spell/poison) and gnosis (knowledge). The term was first used as ‘pharmacognosis’ by the Austrian physician J.A. Schmidt ...
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