Five characteristics of therapeutic principles of state medical master YAN Dexin’s paste formula were summarized. Firstly

the application of paste formula should conform to the seasons

pay attention to visceral manifestation and adapt human body to natural environment. Secondly

the sovereign

minister

assistant and envoy combination principle should be adopted. Thirdly

reinforcement and elimination in combination should be applied to seeking balance. Fourthly

the medication should be combined with some active herbs to arousing the spleen

opening the stomach

freeing qi and blood and acting according to person. Fifthly

the treatment should be focused on the spleen and kidney.