Gui Zhi, Ma Huang, Each Half Tang has the efficacy of pungency, warmth and light dispersal, small sweating and relieving the surface; it is mainly used in treating Sun disease (wind-cold evil attacking the body’s muscular surface, with the manifestation of fear of cold and fever, pain in the head and body, and floating pulse), which is obtained for eight or nine days, like malaria, with fever and malignant cold (fear of cold), and so on. Gui Zhi and Ephedra Each Half Tang is composed of Gui Zhi (peeled), Paeoniae Lactiflorae, Ginger (cut), Glycyrrhiza Glabra (sizzling) and Ephedra (joints removed). It is mainly used for treating sun disease, which is eight or nine days old, like malaria, with fever and malignant cold, more heat and less cold, itching of the body, and no sweating. It is often used for fever, postpartum cold, malaria, acute bronchitis, constipation, body odor, urticaria, allergic diseases, sick sinus syndrome, etc. It belongs to Ying-wei disharmony and cold depression on the surface. If you need to use Gui Zhi Ma Huang Gao Han Tang, it must be used under the guidance of a professional doctor.