1 year old baby drink milk can be seen in gastrointestinal dysfunction, acute gastroenteritis and other conditions, intervention needs to be analyzed according to the cause. 1. gastrointestinal dysfunction: mostly caused by improper diet and other factors, can appear baby after drinking milk discomfort, manifested as vomiting, abdominal pain and other symptoms, treatment needs to be appropriate to adjust the diet, if necessary, can be orally microecological agents (such as clostridium typhimurium live bacterial dispersal) and other treatments. 2. Acute gastroenteritis: mainly caused by viral or bacterial infections, vomiting, diarrhea or abdominal discomfort and other manifestations, the treatment requires the use of anti-infective drugs, dietary adjustments, a small amount of easy-to-digest food, for the vomiting of serious need to fast for a short period of time, or oral Clostridium Typhimurium live bacterial powder to regulate the intestinal flora and other treatments. 3. Other: such as acute upper respiratory tract infection, can appear temperature rise, affect the function of the gastrointestinal tract, the baby can appear after drinking milk difficult to vomit performance, need to actively treat the primary disease, reasonable fever and other treatments. The above drugs need to be used under the guidance of a physician, it is recommended to actively seek medical advice from a specialist physician to judge the assessment to be appropriate intervention therapy.