It is used for the treatment of colds, fever, sore throat, wind and flu, and for the relief of pain and swelling in the throat. It has the efficacy of dispersing wind and clearing away heat, detoxifying swelling, promoting qi circulation and relieving pain. It is used for treating colds and fever, sore throat, rheumatism and paralysis, stomachache, and carbuncle and furuncle (a kind of skin disease referring to severe furuncle) and other diseases. Some patients may experience stomach pain after taking the medicine. Clinically, Yang Er Ju can be used together with Herba Fructus, Betel Nut, Huperzia, Rhizoma Polygonati Odorati, Rhizoma Atractylodis Macrocephalae, and Rhizoma Atractylodis Macrocephalae to treat stomachache; and with Burdock Fructus, Mabo, Panax Quinquefolium, and Forsythia to treat sore throat. If you need to use Yang Er Ju, it is recommended that you consult a professional physician or pharmacist before use, and not blindly use the drug on your own.