Decalepis hamiltonii. Wight and Arn. (Asclepiadaceae) has been extensively used in traditional systems of medicine for a wide range of ailments. Phytochemical studies have shown the presence of many valuable compounds such as saponins, tannins, flavonoids, phenolics, triterpenes, ketones, aldelydes, resinol, sterols, inositol, fatty acids, volatile flavour compounds, cardiac glycosides, volatil...