There is no fastest solution for flatulence in preterm babies. Flatulence in preterm babies may be caused by cold abdomen, indigestion, intestinal flora imbalance, etc. Paying attention to keep the abdomen warm and medication may improve the symptoms. 1. Cold abdomen: preterm babies usually do not pay attention to warmth, such as cover too thin, wear too little clothing, the abdomen is cold to stimulate the gastrointestinal tract strong contraction, there may be flatulence performance. To pay attention to the baby’s abdominal warmth, appropriate increase in clothing, appropriate hot compresses and massage can relieve intestinal flatulence. 2. Indigestion: preterm babies are not fed properly, their gastrointestinal function is weaker stomach, the capacity is smaller, but the amount of milk fed at a time is more, over time may be indigestion symptoms of bloating, according to the baby’s personal situation to choose the appropriate amount of milk, bloating is more pronounced in the doctor’s guidance to take medication. 3. intestinal flora imbalance: preterm infants intestinal bacteria in the intestinal balance of the state is broken, intestinal flora imbalance will have the performance of abdominal distension, under the guidance of the doctor with probiotics to regulate, such as bifidobacteria bacteria loose, Saccharomyces boulardii loose treatment. Preterm babies with intestinal flatulence should seek medical treatment in a timely manner.