If you can’t eat in the advanced stage of lung cancer, and you have vomiting when you eat and hoarseness, you can consider using Esophagus Tong Oral Liquid developed by Henan Institute of Traditional Chinese Medicine Esophageal Cancer. Esophageal Tong Oral Liquid is not only effective for patients who cannot eat in the late stage of lung cancer, but also applicable to all cancer patients, especially for treating the symptoms caused by esophageal cancer and cardia cancer, such as unfavorable or obstructed pharynx, constant mucous phlegm, vomiting upon entering food, reflux food, difficulty in swallowing, cough, hoarseness, constipation, wasting and pain in front and back of chest. For patients who have difficulty in eating or dripping not only with medication, they can drink and eat in 3-7 days for the fast ones and 10-15 days for the slow ones, and the pain can be relieved. Generally, patients can recover with 2-3 courses of medication, and it is not easy to relapse after recovery. In addition, for patients in the middle and late stage or patients who are not suitable for surgery, radiotherapy and post-operative recurrence of metastasis, can achieve the purpose of treatment.