Gastrointestinal inflammation caused by different factors is called gastroenteritis, common causes are pathogenic bacterial infections, immune diseases, things or drug allergies, gastroenteritis will not only bring some damage to the child’s gastrointestinal, in addition, it can also cause water-electrolyte disorders, nutrient absorption disorders, affecting the health of the child. If the symptoms are mild, you can drink oral rehydration salts and probiotics, which can help your child recover from gastrointestinal damage faster. 2, once the child has severe dehydration, must go immediately to the hospital for intravenous injection, which will allow the child to restore the water-electrolyte balance as soon as possible. 3. It is important for the child to take rest, eat easily digestible food, drink more water, and take zinc supplements for chronic gastroenteritis to correct the deficiency of key nutrients. There are relatively minor gastroenteritis, you can go for some remedial measures, once the vomiting or dehydration diarrhea, to go to the hospital for timely examination.