Thorny Defense Granules is composed of Thornywort, Platycodonopsis, Citrus aurantium, etc. The dosage is one bag at a time, i.e. 15g, three times a day. Or follow the doctor’s instructions for medication. It is a kind of Chinese patent medicine, which is composed of Jingwu, Fangfeng, Qiangwu, Duhu, Chaihu, Qianhu, Chuanxiong, Citrus aurantium, Poria, Platycodon grandiflorus and Licorice, etc. It has the efficacy of sweating and relieving surface cold, dispersing wind and dispelling dampness. It is used for wind-cold flu, headache and body pain, malignant cold (fear of cold) without sweating, nasal congestion and clear nasal mucus, cough and white phlegm. The usage of Jing防颗粒 is to be taken with boiled water, 1 bag at a time (15 grams per bag), 3 times a day. Adverse reactions and contraindications of Jing defense granules are not yet clear, it is recommended to use the drug under the guidance of a doctor.