It is said in Yellow Emperor’ s Inner Canon（ 黄帝内经） that "treating fu-viscera（ 腑） for seniors"

which means that spleen-stomach should be emphasized for seniors. Based on this

the authors put forward that treating senile dementia from spleen-stomach. The authors hold that the cause and pathogenesis is spleen deficiency

insufficiency of essence and blood

lack of the source of producing and transforming Qi-blood and endogenous phlegmturbidity. The principle of treatment should be treatment aiming at its root causes and treating disease in the upper part by managing the lower part. Therapies are invigorating spleen-stomach

as well as dissipating phlegm for resuscitation. The authors prescribe Guben Jiannao Decoction（ 固本健脑方） for treatment.