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Introduction of Pharmacognosy

Plants have been serving as sources of drugs and pharmaceuticals for man and other animals since time immemorial. There are about half a million of plants now growing on earth. Many of these plants possess therapeutic and pharmaceutical properties....
Many crude drugs are derived from the underground or subterranean organs or structures of plants. These include some roots and modified underground stems, such as rhizomes, corms, and bulbs. Roots Roots, which constitute drugs, are usually the strongly developed primary (tap)...
Pharmacognosy occupies an important place in pharmacy as it deals with the collection, identification, preparation, and extraction of a large group of drugs obtained from natural sources, which are used both in orthodox and traditional medicine. For a successful practice...
As evident from the discussion on the occurrence and type of adulteration in crude drugs, qualities of drugs offered for sale in the market cannot always be guaranteed. Thus, it is necessary to evaluate all commercial varieties of crude...
Drug Literatures and Publications record various information about drugs. In these publications, many technical terms and phrases are used for convenience and brevity in describing various aspects of their subject matters. Students pursuing a course in pharmacy should be...
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