Sucking is a natural human instinct, and newborns know how to suck milk at the very beginning, so if a newborn chokes, it must be due to problems in its body and needs to be treated promptly, as follows: 1. Check the development of the throat for problems: some newborns choke on milk, due to problems with the development of the throat, which leads to milk not entering the esophagus properly and produces the choking The phenomenon of choking. If repeated choking can not find the cause of this time can take the relevant drugs to reduce throat keratinization, thereby reducing choking can be clarified by laryngoscopy. 2, cleft palate: some newborns only cleft palate not accompanied by cleft lip, not carefully examined in time to find, this part of the newborn in the process of sucking easy to choke on milk, through a simple physical examination can be found. 3, sucking and swallowing uncoordinated: the sucking ability of newborns is not as good as adults, if the posture is improper, or if the baby is in a hurry to eat milk, it is easy to cause the inhaled milk to flow to other parts of the trachea and other parts of the body, causing choking, so the mother must pay attention to the breastfeeding posture when feeding, and observe the process of the baby eating milk. Finally, choking is a very common phenomenon in newborns, repeated choking may cause aspiration pneumonia, which can cause respiratory failure and secondary infection in serious cases, and the cause needs to be found in time.