Objective To investigate the therapeutic effect of Danhong injection combined with metoprolol tartrate tablets on cardiac arrhythmia in climacteric women.Methods Retrospective a total of 115 patients with arrhythmia in The First People’s Hospital of Guiyang from May 2014 to May 2016 were divided into the western medicine treatment group and the traditional Chinese and western medicine treatment group.Western medicine treatment group were treated by metoprolol tartrate tablets, the traditional Chinese and western medicine treatment group were treated by Danhong injection combined with metoprolol tartrate tablets.The effect of two groups of patients after two months of treatment were observed,the heart rate variability,heart function index,sleep quality and the incidence of adverse reaction rate were compared between two groups of patients before and after treatment .Results After treatment,the effective rate of the traditional Chinese and western medicine treatment group was 98.33%, higher than the western medicine treatment group (P<0.05);the levels of SDNN,SDANN,RMSSD and PNN50 (%) were significantly higher in the the traditional Chinese and western medicine treatment group than those in the western medicine group (P<0.05);the levels of SV,LVPS and LVEF in the traditional Chinese and western medicine treatment group were higher than that in the western medicine treatment group ( P <0.05 );the sleep quality of the traditional Chinese and western medicine treatment group was significantly improved compared with the western medicine treatment group(P<0.05);the abdominal distension, nausea and vomiting,fatigue and cough incidence were no difference between the two groups.Conclusion Danhong injection combined with metoprolol tartrate tablets arrhythmia in menopausal women has a better therapeutic effect ,can obviously improve the patients with heart rate variability and cardiac function and adverse reactions occurred rate is low.