Definition: The study of structural, physical, chemical, and biological characters of crude drugs, including their history, cultivation, and preparation for market. Key Figures:
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Pharmacognosy is the study of medicinal plants, animal products, and other natural substances used in the development of pharmaceuticals and therapeutics. The term "pharmacognosy" comes from the Greek words "pharmakon," meaning medicine or poison, and "gnosis," meaning knowledge. Pharmacognosy involves the analysis and identification of the physical and chemical properties of natural products, as well as their biological activities and potential uses in medicine. pharmacognosy lecture notes ppt