There is no most effective way to expel flatulence, baby flatulence may be physiological reasons, improper milk, indigestion, congenital megacolon, etc., need to target to take general treatment, drug treatment, surgical treatment, and so on. 1. Physiological reasons: mainly caused by the imperfect development of the baby’s intestinal tract, and no other symptoms of discomfort, do not need special treatment. 2. Improper milk: may be due to the baby to eat milk into the air caused by flatulence, can be appropriate to the abdominal massage to promote the discharge of gas. 3. Indigestion: If the appetite is normal, abdominal massage and hot compresses can be used to promote intestinal peristalsis and help expel flatulence, if the symptoms are more serious, accompanied by a decrease in appetite, you can give the baby to take, such as bacillus subtilis bacillus, Bohol pills and other relief symptoms. 4. Congenital megacolon: If it is caused by congenital megacolon, it is easy to cause abdominal flatulence and stubborn constipation, most of which need to be treated with surgery. If your baby’s flatulence is serious, you should consult a doctor in time to find out the cause and take treatment.