This study was aimed to analyze and summarize the intervention rule on traditional Chinese medicine (TCM) external treatment of primary dysmenorrhea,in order to provide theoretical evidences for clinical treatment.Articles on TCM external treatment of primary dysmenorrhea published both at home and abroad were search in the CNKI from January Ft,2014 to January Ft,2017.After standard screening,the frequency analysis,cluster analysis and association analysis were conducted.The results showed that acupuncture was the mostly used TCM external treatment of primary dysmenorrhea,which was far more than other types of TCM external treatments.Theoretical studies on single usie of acupuncture or single use of moxibustion were far more than clinical trials.The acupoint used with the highest frequency in primary dysmenorrhea treatment was SP-6 Sanyinjiao.RN-4 Guanyuan was the second and SP-8 Diji was the third.A total of 22 classic acupoint combinations were identified.It was concluded that the main external intervention method of primary dysmenorrhea was acupuncture with SP-6,RN-4 and SP-8 as its main acupoints.There are a total of 22 classic acupoint combinations

ARNTL Transcription Factors ; deficiency ; metabolism ; Animals ; Cyclic AMP ; metabolism ; Gluconeogenesis ; Glucose ; biosynthesis ; HEK293 Cells ; Histone Deacetylases ; metabolism ; Humans ; Liver ; metabolism ; Mice ; Mice, Knockout