Cold and fever clearing granule is a kind of Chinese patent medicine. It is composed of Thornbush Spike, Peppermint, Fanfeng, Chaihu, Perilla Leaf, Pueraria Mirifica, Radix Platycodon, Bitter Almond, Angelica Dahurica, Bitter Dahurica, Rutabaga, which has the effect of dispersing wind and dispersing cold and relieving surface heat. This product is used for wind-cold colds, headache and fever, vicious cold and body pain, runny nose and dry cough and throat. Cold and fever granules are made under the guidance of Chinese medicine theory, in the process of use must also follow the principles of Chinese medicine, that is, the use of Western medicine methods to diagnose the disease, when using cold and fever granules still need to identify the evidence. It is not a cold, just take the Chinese medicine containing the word “cold”. If you use the medicine of clearing heat and detoxifying the toxin for wind-cold cold, and the medicine of pungent warmth and relieving the surface for wind-heat cold, this is “cold evidence” with cold medicine and “hot evidence” with hot medicine, which is like pouring oil on the fire and adding frost to the snow. Wind-cold cold clinical manifestations are mainly the initial fear of cold heavier, fever lighter, headache without sweating, joint pain is obvious, nasal congestion sound heavy, clear nasal discharge, mouth is not thirsty, sneeze, cough when spitting white thin sputum, throat itching, pain is not obvious, white tongue coating, pulse floating tight. The most critical point of the dialectic is that the patient’s fear of cold is called obvious, while the fever is not very obvious or low [1]. The treatment uses pungent warmth to dispel the symptoms and disperses wind and cold, and cold and fever clearing granules can be taken. Cold and fever granules not only have the power of dispersing cold and relieving superficial symptoms, but also can lighten internal heat, which is suitable for the initial stage of wind-cold evidence of cold or mild symptoms.