When a breastfeeding mother has a fever, as long as the temperature is below 38.5℃, she can stop taking medicine, drink more water, take more rest, and eat more fruits and vegetables rich in vitamin C, which can strengthen the resistance. If you have cold symptoms, you can use cabbage heart and radish to boil water to drink, it is the best dietary treatment for cold and fever, there is no effect on breastfeeding, the general cold 5-7 days can be cured by itself. If the symptoms of the cold are more serious, you can take Pu Di Lan anti-inflammatory oral liquid and Ban Lan Gen granules, which are safe to use during breastfeeding. If the body temperature exceeds 38.5℃, you need to take antipyretic drugs to reduce fever, such as ibuprofen suspension. At this time, it is important to suspend breastfeeding and use a breast pump to suck out the milk so as not to cause a mastitis situation.