摘要目的:运用数据挖掘方法分析AD专利复方的用药规律。方法:筛选专利数据库中治疗AD的中药复方，借助中医传承计算平台、SPSS Statistics 21.0及SPSS Modeler 18.0等软件进行频次统计、聚类分析和关联分析，分析用药规律。结果:共纳入专利复方220个，涉及中药361味；排名前10的高频药依次为石菖蒲、远志、人参、川芎、黄芪、枸杞子、茯苓、熟地黄、当归、丹参；高频药中使用频次最高的药物类别为补虚药和活血化瘀药；药性多属温、平、寒；药味多属甘、苦、辛；归经多属五脏经络；关联规则分析得出关联数据16条，其中两项组合4条，三项组合12条，关联性最强的药组为“石菖蒲-远志”和“石菖蒲-川芎-远志”；聚类分析得出4个处方组合和3个药对组合，包含开心散、左归丸、八珍汤等加减结构。结论:中药专利复方治疗AD以“调补五脏治其本，化痰祛瘀治其标”为核心治法，符合中医药治疗AD的理论基础，可为临床实践及新药研发提供参考。

abstractsObjective:To analyze the medication law of Traditional Chinese Medicine (TCM) patent compounds for Alzheimer disease (AD) by using data mining method.Methods:The TCM compounds for the treatment of AD in the patent database were screened, and the frequency, clustering and association analysis were carried out with the help of TCM inheritance calculation platform, SPSS Statistics 21.0 and SPSS Modeler 18.0 software. The medication law was analyzed.Results:A total of 220 patent compounds were included, involving 361 kinds of Chinese materia medica; the top 10 high-frequency drugs were Acori Tatarinowii Rhizoma, Polygalae Radix, Ginseng Radix et Rhizoma, Chuanxiong Rhizoma, Astragali Radix, Lycii Fructus, Poria, Rehmanniae Radix PraeparataAngelicae Sinensis Radix, Salviae Miltiorrhizae Radix et Rhizoma; the most frequently used drugs were drugs for tonifying deficiency and promoting blood circulation to remove blood stasis; most of their properties belonged to warm, mild and cold; the tastes were mainly sweet, bitter and pungent; the meridians belonged to the five internal organs. 16 items of association data (4 combinations of two items and 12 combinations of three items) were obtained by association rule analysis, and the strongest correlation group was " Acori Tatarinowii Rhizoma- Polygalae Radix" and " Acori Tatarinowii Rhizoma- Chuanxiong Rhizoma- Polygalae Radix". Cluster analysis showed four prescription combinations and three pairs of drug compatibility, including the addition and subtraction structure of Kaixin Powder, Zuogui Pill, Bazhen decoction and so on. Conclusion:The core treatment principle of TCM patent compound treatment of AD is regulating and tonifying the five internal organs to treat its root, resolving phlegm and removing blood stasis to treat the symptoms, which accords with the theoretical basis of TCM in the treatment of AD, and can provide reference for clinical practice and new drug research and development.