The side effects and precautions of Breast Ning Tablet are not known. However, it should be noted that the use of this drug should be carried out under the guidance of a professional doctor, and patients who are allergic to the ingredients of this drug should be cautious of using this drug. Breast Ning Tablets, the main ingredient in the formula Shi Diao Bai, has the effect of warming the lungs to dispel phlegm, activating blood circulation and removing blood stasis. It is suitable for patients with the above symptoms, such as phlegm and blood stasis, breast lumps, swelling and pain. The adverse reactions and contraindications of this product are not clear. Diao Pai in this drug is the dried underground young stem of Diao Pai, family Liliaceae. It is slightly sweet in flavor and flat in nature, and enters the lung and liver meridians. It has the efficacy of warming the lungs, resolving phlegm, activating blood circulation and dispersing knots, and treating breast lumps, pain, swelling and toxicity caused by phlegm and stagnation in the body. The drug should be used in a standardized manner under the guidance of a professional Chinese medicine practitioner’s diagnosis, and should not be taken on its own to avoid risks.