Atractylodis Rhizoma has a strong dryness effect.At present

the research and its clinical application about dryness of Atractylodis Rhizoma

mostly confined to treat spleen and stomach.However

the ancients thought that Atractylodis Rhizoma can treat all kinds of stubborn edema

wetness and so on.Taking the dryness effect of Atractylodis Rhizoma for the treatment of wetness except spleen wetness also has good prospects

which not only can expand the clinical application of Atractylodis Rhizoma

but also provide new ideas for the treatment of some stubborn edema

wetness disease and so on.First

this paper investigated the ancient books about the dryness of Atractylodis Rhizoma from ancient medical scientist;and then

collected the methods of dryness of Atractylodis Rhizoma which used in the past dynasties

after that we also summarized the present related researches about the active compositions and pharmacology of dryness effect at home and abroad.At last

this paper prospected the evaluation methods and material foundations for the dryness of Atractylodis Rhizoma

and using the active compositions of dryness effect for the treatment of related diseases

based on the theory of predominant dryness causing withering and dryness-induced Yin deficiency.