For the theoretical approach of my research, I applied the four theories of ethno medicine,
biomedicine, pharmacovigilance, and Dumont’s theory of holism.
Ethno medicine is the study of different cultural approaches to health, disease, and illness and the nature of the local healing systems (Anderson 1992:1-14). I used the theoretical approach of ethno medicine to analyze the different approaches of herbal use among the complementary and alternative medicine healing systems of Chinese