Isoguvacine hydrochloride is a GABA receptor agonist. Isoguvacine hydrochloride binds to rat synaptic cortical membranes and activates α1β2γ2S, α2β2γ2S, α3β2γ2S, α5β2γ2S, and ρ1 subunit GABAA receptors.

Ethyl gallate obviously decreases cell proliferation in MDA-MB-231 and MCF-7 cells in a dose- and time-dependent manner, exhibits cytotoxicity in a dose-dependent manner.

Sanggenol L shows higher cytotoxicity against human oral tumor cell lines (HSC-2 and HSG) than against normal human gingival fibroblasts (HGF), it induces apoptosis via caspase activation and inhibition of NF-κB/IκBα± phosphorylation as a potent chemotherapeutic agent for ovarian cancers.