Santonin is a sesquiterpenoid lactone that has been found in Artemisia.1 It has been used as a building block in the synthesis of terpenoids. Santonin is an anthelmintic that induces paralysis of A. lumbricoides.2
References
1. Banerjee, A.K., Vera, W.J., and Gonzalez, N.C. Synthesis of terpenoid compounds from α-santonin. Tetrahedron 49(122), 4761-4788 (1993).
2. Hermoso, R., and Monteoliva, M. Survival study of parasitic helminths. III. Effects of antihelminthic and other drugs on survival of Ascaris lumbricoides. Rev. Iber. Parasitol. 31(4), 567-585 (1970).
















