Pharmacognosy is the study of drugs from the natural origin. The word pharmacognosy is a Greek word: "pharmakon" meaning drug or medicine, and "gnosis" meaning knowledge. The American Society of Pharmacognosy defines pharmacognosy as "the study of the physical, chemical, biochemical and biological properties of drugs, drug substances or potential drugs or drug substances of natural origin as well as the search for new drugs from natural sources".
Plant preparations are said to be medicinal or herbal when they are used to promote health beyond basic nutrition. The study of drugs from plants includes the subjects of botany, chemistry and pharmacology.
Related journals of Pharmacognosy
International Journal of Pharmacognosy and Phytochemical Research, Journal of Pharmacognosy and Phytotherapy, Korean Journal of Pharmacognosy, Pharmacognosy Journal.
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