1. Syrosingopine has selective depleting effect on brain amines is potentiated by combined treatment with disulfiram or fusaric acid, a dopamine beta-hydroxylase inhibitor.
1. Hydrangenol has antiallergic effect.
1. Oxychelerythrine shows antifeeding activities against Tribolium castaneum adults, with the EC50 of 192.32 ppm.
2. Oxychelerythrine shows high modulatory activity enhancing the susceptibility of the S. aureus ATCC 6538 to all the tested antibiotics from two to four-fold.