The classical prescription，Mahuang Xixin Fuzi decoction，has a obvious curative effect on allergic rhinitis，and research findings of its mechanism has been outstanding in recent years.Based on our team's research experience and related references，this paper summarized the characteristics and research findings of the treatment of allergic rhinitis with Mahuang Xixin Fuzi decoction.We also discussed modern scientific research ideas and obstacles to be cleared about compound prescriptions of Chinese Materia Medica relected in the research of Mahuang Xixin Fuzi decoction.In a word，the development of Chinese medicine and TCM research must be based on its fundamental characteristics.