Er Ding Granules is a Chinese patent medicine, which is a heat-clearing and detoxifying agent. It is clinically used for the treatment of heat boils and carbuncles, sore throat, wind-heat and fire eyes caused by fire-heat and toxicity, and for the treatment of carbuncles and boils caused by heat and toxicity accumulating in the skin, etc., to relieve the symptoms of redness, swelling and pain of boils and carbuncles. If the above symptoms occur in soft tissue infections of the skin, Er Ding granules can also be taken as an adjunctive treatment. It can also be used to treat laryngeal paralysis and milk moths caused by heat toxicity accumulating in the throat, etc. It relieves symptoms such as slight pain and itching in the pharynx, as well as light redness of the mucous membrane without swelling and dysphagia, accompanied by vicious cold and slight heat, no sweating, clear nasal discharge, cough and clear sputum. Patients with acute pharyngitis and tonsillitis can also take Erding granules as an adjunctive treatment. It can also be used to treat jaundice caused by damp-heat accumulation in the liver and gallbladder and to relieve symptoms such as jaundice and inconvenient urination. Patients with viral hepatitis and cholecystitis with xanthogranuloma can also take Er Ding granules as an adjunctive treatment.