J Ethnopharmacol. 1997 Jul; 57(2): 85-8.
Biological and chemical study of paico (Chenopodium chilense, Chenopodiaceae).
Facultad de Ciencias Quimicas y FarmacÃ©uticas, Departamento de QuÃmica FarmacolÃ³gica y Toxicologica, Universidad de Chile, Santiago.
The methanolic extract of the aerial portion of Chenopodium chilense Schrad., used in Chilean traditional medicine as a remedy for stomach-ache, has been found to exert the major spasmolytic activity in acetylcholine contracted rat ileum. This extract, with a complex flavonoid patterns on thin layer chromatography (TLC) analysis, is practically non-toxic both for rats and brine shrimp Artemia salina in acute toxicity test.