The authors summarize DENG Tietao’s experience in using Chinese medicine substitutes in clinic. The application of Chinese medicine substitutes includes using the substitutes for valuable and rare medicinal materials

the substitutes for "simple

convenient

effective"genuine medicinal materials from Lingnan area（ including Guangdong and Guangxi）; the substitutes with similar nature

flavor and efficacy

but safe or less toxic

substitutes with similar nature and flavor but cheap

and one drug as a substitute for one formula. The authors also introduce the application of substitutes in the treatment of coronary heart disease

myasthenia gravis and other internal diseases.