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Picrorhiza kurrooa Royle ex. Benth. is a perennial herbaceous medicinal plant belonging to the family Plantaginaceae (previously Scrophulariaceae). It is endemic to the Himalaya, and grows naturally on rocks and moist slopes in the alpine and subalpine regions between 3000 and 4500 m amsl. Picroside I and II are the major active constituents of the plant1,2. It is used as a febrifuge, coolant, blood purifier and hepatoprotective. P. kurrooa is an endangered medicinal plant facing extinction due to overexploitation.
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