Simultaneous determination of seven toxic components in ShenFuTuoDu capsules by HPLC-MS/MS.

An accurate and reliable HPLC-MS/MS method has been established for the simultaneous determination of seven toxic components in the Chinese medicine ShenFuTuoDu capsules. The seven toxic components were separated on a Shimadzu Shim-pack GIST C column (3.0 mm×50 mm, 3.