Do not stink usually refers to not defecate, three months baby do not defecate according to the specific reasons to take treatment, because the baby does not defecate due to a number of factors, such as physiological factors, intestinal flora disorders, indigestion, etc., to be clearly diagnosed usually can be taken after the general treatment, medication, and so on. 1. Physiological factors: three-month-old baby due to growth and development, the body’s digestive ability will gradually become stronger, the absorption and digestion of food will be better, so the intestines may not have too much food residue, resulting in a few days of bowel movement phenomenon, if there is no other uncomfortable symptoms, there is no need for special treatment, you can take the baby’s abdomen to take the clockwise kneading, to promote intestinal motility. 2. intestinal flora imbalance: if the baby intestinal flora imbalance, it may cause a few days without bowel movement, can be taken under the guidance of the doctor probiotics such as bacillus subtilis bacillus, bifidobacterium triple live bacterial dispersions and other drugs to regulate the baby can help the regularity of bowel movement. 3. indigestion: due to the three-month-old baby’s gastrointestinal function is not yet fully developed, easy to cause indigestion, can also cause a few days without bowel movement phenomenon, can be appropriate to feed the baby some warm boiled water, gentle abdominal, in order to promote gastrointestinal peristalsis, to help defecation. You can also take oral compound pepsin powder and other drugs to help digestion. As there are many reasons why three-month-old babies do not have bowel movements, it is recommended that they should go to the hospital for timely treatment. The above medicines need to be used under the guidance of a doctor.