Warm diseases that occur in spring are called spring fever. It refers to a kind of acute fever that occurs in spring when it is attacked by warm and hot disease. The disease is characterized by rapid onset and critical condition, with symptoms of internal heat such as high fever, thirst, heartburn, yellowish red urine, etc., and it is very easy for the process of disease to appear spots, convulsions, coma and other sinister changes.H7N9 avian influenza can be treated with reference to the spring temperature. Chinese medicine typing and treatment: 1. Epidemic poison offending the lungs, the lungs lose declaring and descending. Symptoms: fever, cough, little phlegm, headache, muscle and joint pain. Treatment: clearing away heat and promoting the lungs. Reference prescription: Mulberry leaf, honeysuckle, forsythia, fried almonds, gypsum, Zhimu, rehmannia, artemisia, scutellaria, glycyrrhiza glabra, decocted in water, 1-2 doses per day, taken orally every 4-6 hours. Add and subtract: add loquat leaf and zhebeimu if cough is severe. Proprietary Chinese medicines: choose Fengshu Xieduo capsule, Lianhua Qingdian capsule, Qingkailing injection. 2.Epidemic poison congestion of the lungs, internal closure and external detachment. Symptoms: high fever, cough, sputum, breathlessness, shortness of breath, hemoptysis, hypothermia, cold sweat, restlessness, or even delirium. Treatment: clearing the lungs and detoxifying the toxin, supporting the uprightness and consolidating detoxification. Reference prescription: Scorched ephedra, fried almonds, gypsum, Zhi Mu, Fritillariae Vulgaris, Scutellariae Radix, fried gardenia, Rhizoma Gastrodiae, Cornu Cervi Pantotrichum, Cortex Cervi Pantotrichum, Radix et Rhizoma Ginseng, decocted with water, 1-2 doses per day, orally or nasogastrically every 4-6 hours. Add and subtract: for those with high fever, trance, or even delirium: take Angong Niuhuang Pills above; for those with cold limbs and drenching sweat: add ginseng, Ganoderma lucidum, calcined keel bone, calcined oyster. For hemoptysis: add Paeonia lactiflora, Cimicifuga Xianhecao, and Siberian leaves. For cyanosis of lips and mouth: add Panax ginseng, motherwort, astragalus, angelica tail. Proprietary Chinese medicines: choose Ginseng and Mai Injection, Shengxin Injection.