Banlangen has the effect of clearing heat and detoxifying, cooling the blood and promoting pharynx, which can relieve the discomfort symptoms such as sore throat and dry mouth and throat. If a mother has a cold or fever after giving birth, she can consume Banlangen in moderation under the guidance of her doctor. The effect of the medicine is mainly on the mother’s body, usually does not affect the composition of breast milk, and will not affect the health of young children, so it is recommended that the mother can take the plate blue root according to its indications to take as needed. But the Chinese medicine, as a Chinese medicine, cold, bitter, with the effect of heat detoxification, for wind-heat cold, for the occasional wind-cold, cough, sore throat and other uncomfortable symptoms of maternal, drink the plate blue root, easy to cause the spleen and stomach cold, aggravate the cold evidence, and then cause their cold, stomach pain, loss of appetite and other symptoms. So it is recommended that the patient should be guided by a professional herbalist to use the medicine under the diagnosis and treatment. When taking Banlangen, women need to drink more water, eat a light and easy-to-digest diet, and ensure enough sleep and rest time. In case of high fever, it is necessary to stop breastfeeding and apply antibiotics to control the infection in time to avoid affecting the development of young children.