Objective To analyze the distribution of Chinese medicine syndromes and the law of drug use in elderly patients with acquired immune deficiency syndrome（ AIDS）. Methods Totally 190 cases of elderly patients with AIDS were collected to establish the basic medical information records including demographic information

diagnosis

Chinese medicine syndrome and treatments

the major opportunistic infections

complicated diseases and Chinese medicine syndrome

drug use of the patients were statistical analyzed. Results The major opportunistic infections and complicated diseases in the 190 cases of elderly AIDS patients mainly distributed in respiratory system with 65 cases / times accounting for 34. 21%

cardio-cerebral vascular system with 56 cases / times accounting for29. 47%

digestive system with 55 cases / times accounting for 28. 95%. According to Chinese medicine syndrome differentiation

there were 91 cases / times of deficiency syndrome accounted for 47. 89%

65 cases / times of empirical syndrome accounted for 34. 21%

34 cases / times of group insufficiency and excess syndrome accounted for 17. 90%.The top 5 of the highest frequency of the prescription used in the treatment were Buzhong Yiqi Decoction（ 补中益气汤

35）

Liuwei Dihuang Decoction（ 六味地黄汤

32） and Sishen Pill（ 四神丸

22）

Shenling Baizhu Powder（ 参苓白术散

21） and Shengmai Powder( 生脉散

（ 20）. The top 5 of the highest frequency of the traditional Chinese Medicine used were Gancao（ Radix Glycyrrhizae

123）

Ginseng（ 106）

Baizhu（ Rhizoma Atractylodis macrocephalae

105）

Fuling（ Sclerotium Poriae

104）

Chenpi（ Pericarpium Citri reticulatae

83）. Conclusion The opportunistic infections in the elderly AIDS patients are various

their Chinese medicine syndrome were mainly deficiency syndrome

the drugs used for the treatment were mainly drugs for tonifying Qi

regulating Qi

activating blood circulation.