For the symptoms of children’s gastrointestinal cold, you can give children the following food or medicine to relieve: first, you can apply Poria to boil thin rice, because Poria has a good effect of strengthening the spleen and resolving dampness, which can play the role of both symptomatic and primary treatment. Secondly, apply Huo Xiang Zheng Qi Oral Liquid. If the symptoms of children’s gastrointestinal cold are of the cold and damp type, you can apply patchouli Zhengqi oral solution for treatment, because the drug contains patchouli, abdominal skin and other medicines, which can disperse cold and dissolve dampness at the same time. Finally, oral rehydration salts can be taken. Children with gastrointestinal flu will have vomiting and diarrhea, which will cause dehydration and electrolyte disorders, oral rehydration salts can effectively prevent dehydration and electrolyte disorders.