中药与苗药在漫长的医药实践中形成了各自独特的理论体系。文章从药性层面对两类药物进行比较，探讨两类药物药性的共性特征与个性差异，从而进一步认识药性理论的形成过程与科学内涵。同时，归纳总结了苗药区别于中医药的理论特色，对丰富和发展我国民族医药理论具有参考价值。

Traditional Chinese medicine (TCM) and Miao National Herbs (MNH) have developed their unique drug theory systems respectively during the long-term medical practice. In this paper, two types of drugs were compared from the drug property theory in order to discuss common features and individual differences. And we further understood the forming process and scientific connotation of drug property theory from the comparison. In addition, theoretical features of MNH which are different from TCM were summarized. The results provide reference significance to enrich and develop the drug property theory of TCM.