Kumatakenin can suppress >80% of the SOS-inducing activity of Trp-P-1 at <0.06 micromol/mL.

2-Desoxy-4-epi-pulchellin has potent in vitro cytotoxicities against the K562, MCF-7, Hela, DU145, U937, H1975, SGC-7901, A549, MOLT-4, and HL60 cell lines with IC50 values ranging from 0.10 to 46.7uM.

Febrifugine is an effective coccidiostat, possesses schizonticide props; it and its derivatives shows high degree of antimalarial activity but use limited by toxicity.