In an aqueous patch containing dichlofenac sodium, the aqueous patch containing dichlofenac sodium comprising a homogenous mixture of dichlofenac sodium obtainable by mixing them in the range of ratio of crotamiton/diclofenac sodium being 8.0 or less and ratio of water and crotamiton/diclofenac sodium being 3.0 to 20.0.本發明係關於一種含有二克氯吩鈉(dichlofenac sodium)之水性貼劑,係於含有二克氯吩鈉之水性貼劑中調配有以使克羅米通(crotamitone)/二克氯吩鈉之調配比例為8.0以下,且(水+克羅米通)/二克氯吩鈉之調配比例在3.0~20.0之範圍混合而獲得之二克氯吩鈉之均勻混合溶液而成。
