Piperlonguminine is an efficient depigmenting agent with a novel mechanism of action. It has potent antitumor, antitrypanosomal, anti-hyperlipidemic, anti-platelet and anti-melanogenesis activities. Piperlonguminine obviously improves hepatocyte fatty degeneration of alcoholic fatty liver in mice, it can effectively prevent the occurrence and development of alcoholic fatty liver. (E,E)-Piperlonguminine is a member of benzodioxoles.

3,5-Dimethoxy-2,7-phenanthrenediol is a phenanthrol.

Thevetin B is a cardiac glycoside. Thevetin A and thevetin B are Na+-, K+-dependent adenosinetriphosphatase (Na+,K+-ATPase) (EC 3.6.1.3) inhibitors. Thevetin B is a gentiobiosylthevetoside and a trisaccharide derivative. It is functionally related to a digitoxigenin.