The total amount of nasal feeds in a day is usually between 1,000 and 2,000 milliliters, depending on the patient’s condition and the severity of the disease. Patients need to inject nasal feeding, and it is generally recommended that it can be injected 4~5 times a day, each time 200~400 ml. The temperature of the food should be moderate, around 38℃ is more appropriate. After injecting the food, the gastric tube needs to be cleaned with warm water to avoid blockage of the gastric tube and affecting the patient’s health. Nasogastric feeding is generally recommended to be mainly fluid food, not powdered food, otherwise it may easily cause blockage of the gastric tube or gastric retention. At the same time, it is necessary to pay attention to small meals, but also to give the patient abdominal massage to promote gastrointestinal peristalsis, to avoid the patient’s activities are too small and cause dry stools, resulting in constipation. In addition, there are many precautions for nasal feeding, and it is recommended to consult a specialist when necessary.