Objective This study was to evaluate the therapeutic effect of the recipe reinforcing the spleen and kidney together on primary osteoporosis by comparison of the methods which reinforcing the kidney, reinforcing the spleen and reinforcing the kidney and spleen together. And the conclusions of this study would guide the clinical application from the theoretical aspect.Methods We chose 90 paitents suffering from primary osteoporosis diagnosed by bone mineral density (BMD). They were divided into three groups ...