Honeysuckle is the dried flower buds of Lonicera japonica. From the perspective of Chinese medicine, honeysuckle has the function of clearing heat and dispersing wind-heat, as well as detoxifying and stopping dysentery. It can be used for the treatment of cold and flu caused by external wind-heat, such patients manifesting as fever, cough, sputum, mainly yellow mucous sputum, many patients may also manifest blood in the sputum, or even coughing up pus and blood, and many patients manifest sore throat, itchy throat, some patients also have chest fullness and discomfort, for such patients can use honeysuckle to improve the patient’s symptoms by dispersing wind-heat. At the same time, honeysuckle also has the function of clearing heat and detoxification, which can treat redness, pain and even pus in the pharynx, inflammation and pus in the tonsils, all these symptoms can be treated with honeysuckle. In addition, honeysuckle is also useful for clearing heat and pus from sores in other parts of the body. For patients with dysentery or enteritis, honeysuckle can help remove damp heat from the intestinal tract, improve frequent stool symptoms, and stop diarrhea and dysentery. Modern research has confirmed that extracts from honeysuckle have strong antibacterial activity, not only against dysentery bacilli, but also against Escherichia coli and Klebsiella pneumoniae.