Shierkang has a good effect on eczema. Psoriasis. Herpes zoster recurrent herpes simplex. These effects of skin itching are better, and the treatment of aphtha needs to be considered. Siqikang is a sterilized physiological saline solution of BCG thermophilic ethanol extract, and its main component is polysaccharide nucleic acid and other substances with immune activity. It can stimulate reticuloendothelial system, activate the function of monocytes and macrophages, and enhance the body's disease resistance by regulating cellular immunity and humoral immunity in vivo. 1, Urticaria mainly has a good effect on the treatment of chronic urticaria, which is a common, multiple and easy-to-relapse skin disease. Although there are many treatments, the curative effect is not ideal. The emergence of immunomodulator Siqikang has increased the treatment methods and achieved satisfactory clinical results. Siqikang can 1 ml/time, 0.35 mg /65438+. Generally, it takes two courses of treatment, and antihistamines can be used in the first 15 days. Generally, the rash gradually disappears after half a month of medication, reducing recurrence or not.