Results Show:12 microdelements were determined.The amount of part microelements in the decoction is decreased,and the decreased degree is related with the ratio of Evodia rutaecarpa (Juss.) Benth.

• 结果,共测定了12种微量元素的含量,得出汤剂中部分黄连与吴茱萸配伍后微量元素含量下降,且下降程度与吴茱萸的比例有关的结论。