Objective: To observe the clinical curative effect of Kangshu Jian Gu Granules( KSJGG) on primary osteoporosis. Methods: Eighty patients with primary osteoporosis were randomly divided into the treatment group and the control group,with 40 cases in each group. The ones in the treatment group were given KSJGG and alendronate sodium,while the ones in the control group were given Xianling Gubao Capsule( XLGBC) and alendronate sodium. Results: The difference in bone density of both groups after the treatment ha...