If it is chronic gastroenteritis, this condition is relatively rare, and it is usually seen in simple intestinal inflammation. In this case, it is recommended to get further clarification and consultation from the hospital's digestive department as soon as possible. When repeated diarrhea or constipation occurs, it is necessary to conduct colonoscopy. In this case, if the specific cause is clear, The symptomatic treatment should be selected according to different causes. If this kind of examination is not carried out, blind treatment and speculation may not solve the fundamental problem. If the elderly and infirm are not convenient for medical treatment, they can take probiotics drugs for treatment, such as bifidobacteria, lactobacillus tablets, etc