Figure 4. Mass Spectroscopy of Bushen Yiqi granule.
A. Analysis and appraisal of chemical compositions for the preparation Bushen Yiqi granule with the method of LC-ESI-Q-TOF-MS/MS. Note: The results showed 71 chemical compositions of Bushen Yiqi granule: Herba Epimedii(35), Astragaloside(23), Radix Rehmanniae Recens(13). B. Ion chromatogram and content of main compositions of the preparation Bushen Yiqi granule. Note: The results showed Icariin had the highest content, and then Epimendin C, Catalpol, Epimendin B, Astragaloside in order among chemical compositions of Bushen Yiqi granule.