Acute gastroenteritis does not necessarily require intravenous fluid therapy, depending on the severity of the patient’s condition. Acute gastroenteritis is mainly related to bacterial infection, most patients in the diagnosis of acute gastroenteritis, can be through the anti-infection treatment, such as mild patients are recommended to take oral drugs, such as ceftazidime, levofloxacin lactate, etc., and at the same time there is vomiting, diarrhea, patients can be through oral electrolyte rehydration salts to prevent or correct the metabolic disorders of electrolytes, which can be an effective way to control the condition. However, some patients with more serious conditions, such as dehydration, severe vomiting and diarrhea, are recommended to be treated with intravenous fluids. Intravenous fluid therapy can quickly help patients replenish the electrolytes and water needed by the body, and at the same time use antibiotics for sterilization treatment, which is helpful for the recovery of the patient’s condition. It is recommended that during the treatment of acute gastroenteritis, patients should pay more attention to keep warm, especially pay attention to keep warm in the abdomen, to avoid the abdomen catching cold. It should also be noted that during vomiting episodes, proper hydration should be provided, such as fruit juice, egg soup and so on. Patients with diarrhea symptoms should not eat stimulating foods. Patients with acute gastroenteritis should follow the doctor’s instructions for treatment and medication, and please listen to the doctor’s advice as to whether or not a drip is needed.