Coix Seed (Semen Coicis) is the seed of Coix Lacryma-jobi (family Cramineae) produced mainly in Fujian, He bei and Liao ning provinces. Whole plant is har-vested in autumn when fruit is ripe. The fruit is picked, husked and dried in sun light. It is used unprepared or stir-baked until slightly yellow. A pharmaceutical grade extract of Coix lachryma-jobi seeds is currently the most commonly used for:
1. Cancers ofdigestive tract, lungand ovary, and cho-rioepithelioma. (1)For deficient spleen,excessive dampness and disorderly diges-tion in carcinoma of digestive tract, it is used with olden-landia, white atrac-tylodes rhizome , poria, greenbrier rhizome, shell of areca nut and others. (2) For phlegm- heat accompanied with dampness in lung cancer, it is used together with lepi-dium seed, trichosanthes fruit, dandelion, hout-tuynia, poria and others. (3) For accumulation of dampness and excess toxin in cancers of uterine cervix and ovary, it is used with phellodendron bark, seven-lobed yam, Hindu lotus stamen and toona. (4) For chorioepithelioma, it is used with houttuynia, adsuki bean seed, patrinia, astragalus root, rubia rot, waxgourd seed, chinese ange-lica root, danghsen, donkey-hide gelatin,licorice root, etc. It induces antitumour and en-hances immunologicfunction. The extract and decoc-tion of coix seedinhibit various tumourcells. Its active component, coixeno-lide, promotes cellu-lar immunity and humoral immunity.
2. Diarrhea dueto spleen deficiency,arthralgia caused by wind-dampness, edema, jaundice,lung abscess,appendicitis, chy-luria, leukorrhea,etc.