Acetaminophen should not be taken while breastfeeding, acetaminophen can treat colds, fever, joint pain, headaches and other discomforts, taking this drug while breastfeeding will reach the baby through breast milk and can easily have adverse effects on the mother and baby. Taking this drug can cause skin rashes, leukopenia, and also have adverse effects on the liver and kidneys, and you should not take this drug while breastfeeding. If you have a fever or cold during breastfeeding, you need to take cold and flu medicine under the guidance of your doctor, and you can also take medicines such as Banlangen, and if you need to use physical cooling for fever, you can use warm water to wipe your armpits, thigh roots, and so on. If you have to take the drug need to stop breastfeeding, after stopping the drug 2-3 days before you can breastfeed again, during the period of taking this drug need to pay attention to drink more water, it is recommended to pay attention to rest, can promote the excretion of drugs.