The treatment of evil fever and unhealthy environmental influ-ences withshapes can be found in many items and in many similar symptoms in treatise of Febrile Diseases,such as the diseases gathered in intestines,the diseases of unhealthy environmental influences with shapes gathered in chest,the disease of water gathered inbladder and the diseases of extravasted blood.

Based on the features of the disease at the onset and clinical manifestations,the authors believe that the main pathogenesis of the disease lies in the obstruction of the meridians by damp-heat toxins affecting the joints.

Based on different stages of the disease,three treatment methods were applied to,which were:eliminating toxic dampness and heat,invigorating the spleen and benefiting qi,activating blood circulation to dissipate blood stasis.

Objective To study the effect of clearing away heat and nourishing Yin decoctions and the combination on T cell subsets of the rat model of excess heat syndrome.