The invention provides a dysmenorrhea-treating patch. The dysmenorrhea-treating patch comprises an adhering layer, a medicine layer and heating layers, wherein the heating layers are arranged inside the medicine layer and the adhering layer, iron powder, vermiculite, activated carbon, inorganic salt and water are placed inside the heating layers, the adhering layer is connected with the heating layer, a layer of medicinal composition attaches to the surface of the medicine layer, and the medicinal composition is prepared from the following raw materials in parts by weight: 12-15 parts of fructus alpiniae oxyphyllae, 14-18 parts of radix angelica sinensis, 4-8 parts of rhizoma chuanxiong, 6-12 parts of radix notoginseng, 5-12 parts of herba asari, 12-14 parts of rhizoma rehmanniae preparata, 6-8 parts of pollen typhae, 5-8 parts of rhizoma cyperi, 15-18 parts of eggplant roots, 16-20 parts of psidium guajava leaves, 5-8 parts of radix aucklandiae, and 12-15 parts of flos carthami. Compared with the prior art, the dysmenorrhea-treating patch has the beneficial effects that the pain during the menstrual period of the female can be alleviated, and the symptoms including menstrual period disharmony and bleeding amount abnormity can be effectively treated, and in addition, the dysmenorrhea-treating patch has the good alleviating effects for the symptoms of the body coldness, including cold hands and feet.