Sternal pain throat foreign body sensation may be gastroesophageal reflux, tumor compression or inflammation of the throat and other reasons, the treatment includes medication, surgery and so on. 1. Gastroesophageal reflux: the foreign body sensation in the back of the chest may be caused by gastroesophageal reflux which causes irritation to the esophagus, and the patient can take drugs such as famotidine to inhibit the secretion of gastric acid and reduce the irritation of gastric acid to the esophagus. 2. Tumor compression: Poststernal pain with foreign body sensation in the throat may also be caused by tumor compression, patients can take surgical resection of the tumor for treatment, which can help to improve the compression symptoms. 3. Laryngitis: The foreign body sensation in the back of the chest bone pain may also be caused by laryngitis, and patients can choose antibiotic treatment such as cefuroxime under the guidance of the doctor, which can help to control the inflammation. There are other causes of pain in the back of the chest and throat, it is recommended that patients go to the hospital in time to avoid delaying the condition.