... seven andrographolide diterpenoids, from A paniculata provided strong evidence for the statement, ‘ Andrographis species are noted for profuse production of 20 -oxygenated flavonoids and andrographolide ... Poddar, M.K., 1985 Andrographolide and kalmegh (Andrographis paniculata) extract: effect on intestinal brush-border membrane-bound hydrolases Methods and Findings in Experimental and Clinical Pharmacology ... Chemical investigation of Andrographis paniculata Indian Journal of Chemistry 7, 306 Gupta, K.K., Taneja, S.C., Dhar, K.L., Atal, C.K., 1983 Flavonoids of Andrographis paniculata Phytochemistry...