Nasogastric feeding is mainly applied to patients who cannot eat by mouth, have difficulty in swallowing and have eating disorders, with the aim of providing sufficient protein, calories and other essential nutrients. Nasogastric feeding refers to the feeding method of inserting a gastric tube through the nasal cavity, fixing it externally with a nasal patch after it reaches the stomach, and injecting water, liquid food and medication through the gastric tube with a syringe, which is mainly applied to patients who are comatose, post-surgery, or unable to eat due to oral diseases, or refusing to eat due to psychiatric disorders, and it is a short-term or temporary therapeutic means, and choking, diarrhea, abdominal pain, constipation, and other discomforts may occur during the process of nasogastric feeding after reflux. If any discomfort occurs during nasal feeding, you should consult the hospital in time to avoid delaying the condition.