Diarrhea, diarrhea, weakness and fever is mainly due to acute gastroenteritis, the need to improve the symptoms through general treatment and medication in a timely manner to treat the disease. 1. General treatment: It is recommended to take a light diet, quit smoking and drinking, reduce oil and salt, avoid spicy and stimulating food, pay attention to clean and hygienic diet, regular work and rest, avoid staying up late. 2. Medication: Montelukast, loperamide, etc. can be taken to relieve diarrhea; antibiotics such as ciprofloxacin, azithromycin, etc. can be taken to control inflammation when bacterial infection occurs. Due to individual differences, the drug is not absolutely the most effective and safest, need to be standardized under the guidance of the doctor to use, the emergence of adverse reactions to timely medical treatment, drug allergy is prohibited. In addition, when diarrhea is severe, we should pay attention to the prevention and treatment of dehydration and electrolyte metabolic disorders, further aggravating the condition. If necessary, rehydration therapy is needed, and patients can take oral rehydration salts when they are not admitted to the hospital. If the diagnosis of acute gastroenteritis is confirmed, after actively cooperating with the doctor to receive treatment, the clinical symptoms can be significantly improved and cured in a short period of time.