Clinically

Professor YU Ying′ao is good at using a general Formula treating brain marrow elimination（brain atrophy

senile dementia）. It is believed that brain marrow elimination belongs to the deficiency in origin and excess in superficislity. The deficiency lies in the deficiency of liver and kidney

fluid and blood and the excess lies in the phlegm and turbidity clouding orifices

stasis obstructing collateral

so the treatment should be based on benefiting the kidney and removing obstruction in collateral

disspating the phlegm and inducing resuscitation

benefiting wisdom and invigorating the brain. Clinically

a self-made general formula

modified Yizhi Xingnao Decoction（益智醒脑汤） was used treat brain marrow elimination. Meanwhile

the typical cases of senile dementia and cerebellar atrophy were mentioned

indicating the use of prescription modification.