摘要Objective:To mine the medication patterns of ancient prescriptions for diabetic retinopathy(DR)from databases of traditional Chinese medicine(TCM)ancient books,and provide evidence for clinical practice and scientific research of TCM treatment for DR.Methods:The traditional library retrieval and modern data retrieval technology were combined to collect the ancient prescriptions in these databases,including the library of Hunan University of Chinese Medicine,Chinese Medical Dictionary,Duxiu,and Chaoxing Digital Library.And the TCM inheritance auxiliary platform(V3.0)was used for data mining,mainly including drug frequency analysis,medicinal property and meridian tropism analysis,efficacy analysis,correlation analysis,complex network analysis,and cluster analysis.Results:A total of 271 ancient prescriptions for the treatment of DR were collected,involving 296 drugs.The total medication frequency was 2,727.Most of them were cold and sweet drugs.The meridians primarily targeted were the liver,kidney,and spleen.The main effects of drugs were supplementing deficiency,clearing heat,releasing the exterior,inducing urination to drain dampness,pacifying liver and extinguishing wind,and circulating blood and transforming stasis.Saposhnikovia divaricata was the most frequently Chinese herbal medicine for DR in TCM ancient books.Saposhnikovia divaricata and ligusticum wallichii,saposhnikovia divaricata and notopterygium root,angelica sinensis and ligusticum wallichii were common herbal pairs.Saposhnikovia divaricata,ginseng,plantain seed,angelica sinensis,prepared rehmannia root and cassia seed constituted the core formula with the highest frequency.Conclusion:The core prescriptions for treating DR are mainly crafted from Dihuang pill,Ruiren powder,Siwu decoction,and Zhujing pill.Saposhnikovia divaricata is an important meridian-guiding medicine to open Xuanfu for DR.In clinical practice,the prescriptions should be modified according to the evolution of pathogenesis.