The use of Cannon Fungus in Gui Zhi Paeoniae Zhi Mu Tang has the effect of removing dampness and relieving pain, warming the meridians and dispersing cold (warming the meridians of the human body and dispelling the cold in the body). Gui Zhi Pao Yao Zhi Mu Tang is composed of Gui Zhi, Paeoniae Alba, Licorice, Ephedra, Ginger, Atractylodes Macrocephalae, Zhi Mu, Fenghuang, and Cannon Fung Zi, and its main function is to dispel wind and dampness (to get rid of wind and dampness in the body), to promote Yang circulation to dissipate cold, and to be accompanied by clearing heat. It can be used clinically to treat joint pain and swelling of the limbs, pain aggravated by cold, dizziness, nausea, vomiting and other conditions. If the clinical evidence of wind-dampness is heavy, add Duhuo, Weilingxian,; if the cold-dampness is heavy, reuse the epiphyllum, add Xinxin, Cangzhu, etc.; if the wind-dampness turns into heat, reuse Zhimu and Paeonia lactiflora, and if the wind-dampness is accompanied by blood stasis, add Safflower, Chickweed and so on. Gui Zhi Paeoniae Zhi Materia Medica should be used properly under the guidance of a professional physician, and if you feel unwell, please go to a regular hospital for consultation.