It is also possible to use nutritional solution mainly for life-sustaining in the late stage of lung cancer that can not eat every day. Patients with advanced stage of lung cancer often have multiple metastases, at this time, the digestive function of patients is obviously weakened, and it is difficult for them to eat, so they need to choose reasonable nutritional solution for nutritional supportive treatment, and they can choose fat milk, amino acid, human blood albumin and other nutrients to satisfy the need of human body. Most of the patients with advanced malignant tumors have digestive tract obstruction, and the infusion of nutrient solution is mostly through intravenous nutrient solution, which is also called parenteral nutrition. At this time, it is recommended that the hospice department or dietitian should reasonably formulate the specific ingredients used in the infusion. Patients with lung malignant tumors, it is recommended that family members more accompanied by the side of the hospice, you can consult the regular hospital oncologist.