Baby’s flatulence may be related to lactose intolerance, allergy, gastrointestinal tract infection and other factors, which can be improved by replacing lactose-free milk powder, avoiding allergens, medication and other ways. 1. Lactose intolerance: Babies with lactose intolerance may experience frequent flatulence, so consider replacing your baby with lactose-free milk powder and observe whether the symptoms disappear. 2. Allergy: if the baby is allergic to protein, milk, etc., the above situation may also occur, some babies may also have diarrhea, eczema, etc., so you need to avoid allergens, if breastfeeding mothers, it is recommended that the diet attention to light, do not eat easily allergenic foods, such as fish, seafood, etc.. 3. Digestive tract infection: digestive tract infection requires further examination in the hospital, but also accompanied by fever, diarrhea and other adverse reactions, the need for symptomatic treatment, if the bacterial infection, you need to use under the guidance of the doctor cefixime, cefdinir and other drugs. In addition, according to the cause of the disease can also use the airplane to hold, abdominal massage, physical exhaust and other methods, or give the baby to take probiotics or bacillus subtilis two and other drugs to improve. Baby intestinal flatulence may also have other causes, it is recommended to go to the hospital in time for relevant examinations, clear causes and then actively treat the symptoms. The above drugs should be used in accordance with medical advice.