Ephedra, Rhubarb, Herba Epimedium and Fine Parsley Soup is not effective in treating itchy skin in the elderly. Ephedra, Hemp Huang, Fine Xin and Epiphyllum Soup has the effect of aiding Yang and relieving the symptoms. Ephedra, Fine Xin and Epiphyllum Soup is composed of Ephedra, Fine Xin and Epiphyllum. Clinically, it is mainly used for the treatment of yang deficiency in the body, external wind-cold syndrome, symptoms such as fever, severe malignant cold (fear of cold), its cold does not dissolve, fatigue (lack of spirit) and desire to sleep, and the pulse is sunken and weak. The formula takes ephedra as the ruler, taking its pungency and warmth, sweating and dispersing cold to resolve the surface; and the preparation of epiphyllum as the subject, taking its great pungency and great heat, warming and replenishing yang qi, and assisting ephedra to drum up the evil out. Because ephedra is more powerful in sweating, people with Yang deficiency are afraid of losing their Yang, and Yang deficiency is even more incapable of helping it to dissipate epidemiological evils (evils on the surface of the muscle), so it is used with Radix et Rhizoma Polygoni Multiflori without harming Yang, and it is a commonly used pairing to help Yang to relieve the epidemiological problems. Fine Xin belongs to the lung and kidney meridian, aroma gas, nature is good to run away, through the surface, not only can dispel wind and cold to help ephedra to dispel the surface, but also can stimulate Yang Qi to assist the accompanying zi to help the Yang dispersal of cold, for the auxiliary use. Three drugs and use, so that the external wind-cold evil to the surface dispersal, in the Yang Qi can be invigorated, the Yang deficiency external can be cured. If itchy skin occurs in the elderly, it is recommended to consult a doctor for scientific treatment under the guidance of a doctor. If you need to take this medicine, you should follow the doctor’s instructions.