The present invention relates to a compounded herbicidal composition containing Shuangzuocaotong and a method of using the same. The compounded herbicidal composition comprises an active ingredient A and an active ingredient B, wherein the active ingredient A is Shuangzuocaotong, and the active ingredient B is glyphosate or glufosinate ammonium, and the two active ingredients are present in a weight ratio of 1:100-1, preferably 1:60-1. The compounded herbicidal composition has synergistic effect and excellent activity to control resistant weeds.
