It is used for herpes zoster, itchy skin, insect bite dermatitis and influenza caused by fire poisoning of the liver meridian, and the ingredients are mainly Chonglou, Cao Wu, Ai Ye, Shi Calamus, garlic and natural ice chips. It is applied topically to the affected area 3-4 times a day. Caution is that its for external use, do not take internally, and may appear precipitation, to shake well after use, in the treatment of such diseases as epidemic pneumonia patients must not eat cold, sour, spicy food.