Mud moxibustion can not be applied for too long, 15-20 minutes can be, mud moxibustion is the use of mud, which is mixed with powdered Chinese medicine, such as the addition of angelica, chuanxiong, wei lingxian, elongation of wind and other blood circulation and eliminate blood stasis, wind removal drugs, mainly used in the past with a form of wax therapy, there is a relatively good plasticity, should not be applied for too long, one of the patient to adhere to the time is too long, too tired, and then inside there is, after all, a lot of raw medicinal powders, to stay for long! The powder has a stimulating effect on the skin. Therefore, as long as the moxibustion about 15-20 minutes can be, can play the role of warming the cold, blood circulation.