Itching after cupping may be caused by skin irritation and local infection. Cupping belongs to the external treatment method of traditional Chinese medicine, the can as a tool, the use of fire, pumping, etc., through the negative pressure adsorption on the surface of the skin, can play a role in dispelling the wind, warming the meridians and dispersing the effect of cold, the process of cupping, the evil from the pores of the skin out of the body, the patient may have localized itching, which is also a normal phenomenon, you can first observe. If in the process of cupping, the operation is not standardized or the irrigation disinfection is not complete, resulting in local infection, there may also be itching symptoms, this situation is recommended to carry out local disinfection in a timely manner, do not scratch with your hands, so as not to aggravate the infection. If the patient himself has localized eczema, and there is broken, this situation is not recommended cupping.