Banlangen is a proprietary Chinese medicine with the effect of clearing heat and detoxifying, cooling the blood and improving the throat. It is mainly used for the symptoms of acute tonsillitis, pharyngitis and so on, which are caused by heat in the lung and stomach, such as sore throat and dry mouth and throat. The woman in the breastfeeding period after eating symptoms of upper respiratory tract infection, manifested as a swollen and sore throat, oropharyngeal dryness and other conditions can be considered to take Pan Lan Gen punch for treatment. It does not affect the health of breastfeeding women or their children, and it does not affect the secretion of milk. It is not advisable to eat spicy, cold and irritating food during the period of taking the medicine, and avoid too greasy food to avoid affecting the effect of the medicine and the secretion of milk.