1. Kim, S. K., Ryu, S. Y., No, J., et al. (2001) Cytotoxic alkaloids from Hout-tuynia cordata. Arch Pharm Res. 24 (6): 518-521.
2. Qu, W., et al. (2011) Alkaloids from Houttuynia cordata and Their Antiplatelet Aggregation Activities. Chinese Journal of Natural Medicines
结论：只含马兜铃内酰胺2型，无证据致癌