Hedyotis diffusa Willd possesses the pharmacological effects of anti-tumor, enhancing immunity, antioxidation and clearing away heat and toxic material. The main task and direction for research and development of Hedyotis diffusa Willd is to extract and refine the components which occupies high medical value in Hedyotis diffusa Willd to relevant preparation by means of advanced extraction and separation.
This paper attempts to carry out the extraction technology research on bio-active components...