Use of a traditional Chinese medicine composition in preparation of medicine for treating Alzheimers disease (senile dementia). The traditional Chinese medicine composition is prepared from Radix Angelicae Sinensis 6.75%, Rhizoma Chuanxiong 6.75%, Radix Paeoniae Alba 5.4%, Ramulus Uncariae Cum Uncis 13.5%, Caulis Spatholobi 13.5%, Radix Rehmanniae Preparata 5.4%, Semen Cassiae 13.5%, Spica Prunellae 13.5%, Herba Asari 1.34%, Rhizoma Corydalis 6.75% and Concha Margaritifera Usta 13.5%.一種中藥組合物用於製備治療阿爾茨海默症(老年癡呆症)的藥物中的應用,該中藥組合物由當歸6.75%、川芎6.75%、白芍5.4%、鉤藤13.5%、雞血藤13.5%、熟地黃5.4%、決明子13.5%、夏枯草13.5%、細辛1.34%、延胡索6.75%和珍珠母13.5%的重量配比的藥物製備而成。