Infants do not drink milk may be related to indigestion, oral inflammation, gastroenteritis and so on. 1. Indigestion: If breastfeeding is more frequent, the baby’s digestive function is not particularly sound, too much milk can easily cause indigestion, affecting the baby’s appetite. 2. Oral inflammation: inflammation in the baby’s mouth, such as ulcers, can cause painful sensations, the baby will not want to drink milk. 3. gastroenteritis: pay attention to the baby has no diarrhea, vomiting and other symptoms, if there is gastroenteritis will also affect the child to drink milk. Babies do not drink milk may also have other reasons, it is recommended to go to the hospital in a timely manner, improve the examination to clarify the cause of the disease, under the guidance of the doctor’s treatment.