This is the first report on strong immunomodulatory effect of H. angustifolia L.
EF and WF contained high contents of phenolics and polysaccharides, respectively.
EF mainly contributed to the cytotoxicity of aqueous extract of this plant.
WF showed remarkable immunomodulatory activity on macrophages RAW264.7 cells and was able to protect macrophages cells from doxorubicin induced toxicity and apoptosis.