Arborinine shows mild in vitro antibacterial activity, it possesses moderate levels of anti-hepatitis C virus(HCV) activities with the IC50 values being 6.4 ± 0.7 ug/ml. Arborinine shows antifeedant activity against Spodoptera frugiperda. Arborinin shows cytotoxicity against nine drug sensitive and multidrug-resistant cancer cell lines, it also can strongly induce apoptosis in CCRF-CEM cells and cell cycle arrest in the G0/G1 and S phases.