ObjectiveTo summarize pathogenesis of postmenopausal osteoporosis from a theoretical point of view,and observe the changes of OPG/RANKL/RANK signaling pathway of ovariectomized rats with osteoporosis through experimental study.To observe the rapeutical effect and mechanism of Bushen Huatan formula on postmenopausal osteoporosis from the angle of adjusting bone metabolism of rats,and provide a scientific basis for the clinical application of compound recipt.Methods1 Theoretical InvestigationReviewing Literat...