Fangfeng Tongsheng Pill is not generally used in the treatment of cough variant asthma, Fangfeng Tongsheng Pill is used in the treatment of rubella and eczema, constipation and other conditions, and should be used in accordance with medical advice. Fangfeng Tongsheng Pill is composed of Fangfeng, Ephedra, Rhubarb, Thornybush, Mentha piperita, Manganese nitrate, Platycodon grandiflorus, Gypsum, Rhizoma Ligustici Chuanxiong, Gardenia jasminoides, Slippery Rock, Angelica sinensis, Forsythia, Glycyrrhiza glabra, Paeoniae lactiflora, Scutellaria baicalensis, Atractylodes macrocephala. It has the effects of clearing heat and removing toxins (removing heat and toxins from the body), relieving the exterior and promoting the interior. Clinically, this product is often used to treat the symptoms of both the surface and the inside, external cold and internal heat, which include malignant cold (fear of cold), strong heat, constipation, headache, dry throat, short and red urination (small amount of urination, dark yellow color), and rheumatoid rashes and wet sores. The drug contraindications, adverse reactions are not clear. It is contraindicated for those who are allergic to the product, and pregnant women should be cautious. Children, lactating women, the elderly and frail, and those with spleen deficiency and loose stools (thin and unformed feces) should be taken under the guidance of a physician. Avoid smoking, alcohol, spicy, greasy, fish, shrimp and seafood during the medication. Do not take tonic Chinese medicine at the same time. Cough variant asthma belongs to the category of Chinese medicine cough, wheezing, croup, etc. The drugs used in Fangfeng Tongsheng Pill for the treatment of cough and asthma are few, and are generally not used for the treatment of this disease. The drug should be used under the guidance of a physician. If cough variant asthma exists, it should be standardized under the guidance of a doctor.