antiamoebic and spasmolytic activities of extracts from some antidiarrhoeal traditional preparations used in kinshasa, congo. | three major extracts from some traditional preparations, based on medicinal plants, used as antidiarrhoeal agents were investigated for their putative antiamoebic and spasmolytic activities in vitro. results indicated that both biological activities are concentrated in the polyphenolic fraction, and not in the saponin or alkaloid containing fractions. the most active polyphenolic extracts were those from euphorbia hirta whole plant, leaves of alchornea cordifolia, crossopteryx febrifuga, nauclea ... | 2000 | 10782488 |