1, pure silver cups can soak burdock roots, and burdock roots soaked in water have certain effects, such as dispelling wind, clearing heat, disinfection and detumescence; The side effect is long-term or large-scale use, which may lead to spleen and stomach yang deficiency.

2. Burdock root, which is the dry root of Burdock in Compositae, has other aliases, such as malignant root and rat sticky root. Bitter taste and cold nature, belonging to lung meridian and heart meridian. Burdock root is a kind of medicine and food homologous substance. As a traditional Chinese medicine, it has the effects of dispelling wind, clearing heat, disinfection and detumescence. Can be used for treating headache and cough caused by wind-heat common cold, facial swelling and pain caused by heat toxin, sore throat, gingival swelling and pain, carbuncle swelling and sore toxin, etc. Soaking in water also has a certain effect.