Baby intestinal mucosa damage may be due to drugs, viral infections, bacterial infections, indigestion and other causes, different causes should be treated with different methods, such as stopping medication, taking probiotics, antiviral drugs, antibiotics, and promote gastrointestinal peristalsis drugs and other treatments. 1. Drugs: may be because the baby suffers from other diseases when taking drugs, stimulate to the intestinal mucosa, the intestinal mucosa caused by the damage, at this time you should immediately stop taking drugs, and under the guidance of the doctor to take probiotics, such as bacillus subtilis bacillus to help intestinal mucosa recovery. 2. Viral infections: the baby may be infected with viruses, resulting in damage to the baby’s intestinal mucosa, at this time under the guidance of a doctor to the baby to use montelukast and other drugs to protect the gastrointestinal mucosa, as well as oseltamivir and other drugs, but also to the baby to take probiotics such as clostridium casei, to promote intestinal mucosa repair. 3. Bacterial infection: if the baby due to bacterial infection caused by intestinal mucosal damage, under the guidance of the doctor to use drugs such as cefdinir, cefixime and other drugs for treatment, and at the same time, you can take probiotics bacillus subtilis bacillus for adjuvant therapy. 4. indigestion: if the baby because of indigestion caused by intestinal mucosal damage, can be under the guidance of the doctor to give the baby bacillus subtilis bacillus granules for relief. Can also be taken orally, such as compound pepsin powder to help digestion. If your baby’s intestinal mucosa is damaged, it is recommended that you seek prompt medical attention to avoid your baby’s condition worsening.