Study on the prescription-herb's rules of lung cancer based on factor and cluster analysis in the ancient literatures

Objective: By investigating the regulation of prescription-herbs on treating lung cancer in ancient literatures,to provide the new thoughts for the clinical diagnosis and treatment. Methods: The prescription-herbs were summarized from the ancient literatures by using methods of literatures research combined with statistic analysis. Results: Four factors which relected the treatment characteristics were extracted. F1: Radix aconiti, Dried ginger, Coptis chinensis, et al; F2: Tangerine peel,Balloonlower, et al; F3: Ginger, Glycyrrhiza, et al; F4: Lepidium seed, Jujube date; Four prescriptions were summarized, C1:Tangerine peel, Balloonlower, radix ginseng, et al; C2: Lepidium seed, Jujube date, et al; C3: Cinnamon and Evodia rutaecarpa;C4: Radix auckladiae and Areca catechu, et al. Conclusions: Lung cancer was a disease of fundamental deiciency and incidental excess, involving with lung, spleen and kidney. Deiciency of healthy qi, phlegm-dampness, qi stagnation, blood stasis and the others were the main characteristics of pathogenesis of lung cancer. Adopting diferent methods according to the characteristics of pathogenesis, including reinforcing the healthy qi, regulating qi, activating blood circulation, dispelling Phlegm and so on.