Cold and fever granules belong to Chinese patent medicine, which has the function of dispersing wind and cold, relieving symptoms and clearing heat. Cold and fever granules are mainly used for headache, fever, joint pain, nasal congestion, runny nose, cough and dry throat caused by wind and cold. Cold and fever granules are not suitable for all types of colds and should be treated under the guidance of a doctor. Taking cold and fever granules during breastfeeding will not affect the growth and development of the baby and will not cause adverse reactions in the mother or the baby. It should be taken with relative caution during the breastfeeding period, and must be allopathic, taking into account the content of the medicine in the breast milk and the effect on the baby. During breastfeeding, when the baby’s liver and other important organs are immature, some chemicals can induce poisoning and affect the health of the baby. There are more causes of colds during breastfeeding, which must be actively treated under the guidance of a doctor.