Andrographis paniculata (Burm. f.) Wall. ex Nees (Acanthaceae)
Syn : Justicia paniculata Burm. f.
English names: The great king of bitters, the creat. Sanskrit names: Bhunimba, Kirata.
Vernacular names: Ben: Kalmegh; Guj : Kariyatu; Hin: Kirayat; Kan: Nelabaru; Mar: Olikiryata; Tam and Tel: Nelavemu.
Trade names: Kalmegh, Kirayat.
Traditional use: Plant:. febrifuge, alterative, anthelmintic, anodyne, useful in debility, diabetes, consumption, influenza, bronchitis, itches and piles; in Bengal, household medicine known as 'Kalmegh', made from leaves, is given to the children suffering from stomach complaints.
HOEMOEPATHY: used for treatment of different ailments of head, mind, eyes, nose, mouth, tongue, throat, abdomen, stool, urine, fever and other modalities.
Modern use: Drug constitute stem, leaf and inflorescence: as a tonic and in the treatment of fevers, worms, dysentery and also beneficial to liver and digestive ailments; it is reported that it has some antityphoid and antibiotic activity; Decoction: used for sluggishness of liver and in jaundice.
Phytography : An erect herb with square stem, glabrous below, glandular hairy above; leaves linear, lanceolate, glabrous and distinctly pedicelled; flowers white or pale purple; capsules compressed transversely; seeds bony.
Phenology: Flowering and Fruiting: September-May.
Distribution: Throughout India in the plains and hills; Bangladesh, Pakistan, all South East Asian and SAARC countries.
Ecology and cultivation: Common in stony lines in forests and in wastelands. Cultivated as an ornamental.
Chemical contents: Plant: kalmeghin, bitter principle andrographolide; bitterness is due to nonbasic principle.
Adulterants: It is used as adulterants for Chirata, and is a substitute for quinine.
Remark: Whole plant is bitter.