Phlogacanthus (Acanthaceae) is an important group of medicinal plant found mainly in the north eastern part of India. The present article gives an account of updated information on its phytochemical and pharmacological properties and its ethno medicinal uses on account of the tale from the local people and veds. Medicinal properties of this group of plants include antipyretic, antidiabetic, coughs, colds and anti-asthma etc. Extensive research work has been done to prove its biological activities and pharmacology of its extracts. Terpenoidal glycoside, diterpene lactones and many other chemical constituents which are similar to Adathoda zeylanica have been isolated.
Key words: Phlogacanthus, nongmangkha, terpenoid, phlogacantholide.
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