Brain is the sea of marrow，marrow and veins are integrated into one.The functions of brain include thought，emotion，sensation，exercise and memory.Congenital kidney qi，acquired spleen and stomach metaplasia of qi，blood and body fluid，and the high-level functions of the brain and the spirit to support the brain.The spleen and stomach are abnormally ascended and descended.The qi in the brain is not developed，and the phlegm and dampness were blinded by cerebromedullary diseases.The spleen and stomach are the hubs for the ascending and desending of qi and blood.The spleen is dampness resistance，and the failure of clearing Yang is the main pathogenesis of cerebromedullary diseases.Yiqi Congming Decoction is a recipe created by Dongyuan Chuangzhi Formula.It mainly treats irregular eating，fatigue caused by fatigue，insufficiency of the spleen and stomach，cataracts and tinnitus，or dizziness for many years，unclear vision; my clinical treatment of encephalopathy is commonly used to invigorate qi，ascending and descending，clearing up turbidity method，which regulates the ascending and descending of qi movement，is quite effective in treating cerebromedullary diseases caused by insufficient middle qi.