Mangrove plant Acanthus ilicifolius(Acanthaceae),which have pharmaceutical functions of cleanup heat detoxification and acesodyne,grows in tropical coastal areas. In Hainan province countryside of China,the water extract of root of A. ilicifolius was used as specific medicine for the disease hepatitis b virus(HBV).

老鼠簕Acanthus ilicifolius Linn.属于爵床科老鼠簕属,为一种生长在热带海岸地带的红树林植物,其味淡、性寒,根和全株可入药,具有凉血清热,散痰积,解毒止痛之功效;在我国海南民间将其根捣碎水煮,加上蜂蜜口服,是治疗乙型肝炎的特效药。