Painful swallowing in throat for 2 months may be caused by laryngeal cancer, secondary infection of foreign body in pharynx, chronic tonsillitis, etc. It can be relieved by medication and surgical treatment. 1. Laryngeal cancer: it is a malignant tumor occurring in the larynx. Clinical symptoms of laryngeal cancer include hoarseness, pain in swallowing, persistent cough, etc. It can be treated by comprehensive measures such as surgical resection and radiotherapy. 2. Infection secondary to pharyngeal foreign body: when there is a long-term retention of pharyngeal foreign body, secondary infection can occur, there will be obvious foreign body sensation or stinging pain in the pharynx, and the pain will be obviously aggravated when swallowing, and usually there is a clear history of foreign body intake. After the removal of the foreign body in the pharynx, through the standard anti-infection treatment, the inflammation is effectively controlled throat swallowing pain will be relieved. 3. Chronic tonsillitis: caused by acute tonsillitis, clinical symptoms can be manifested as foreign body sensation or tingling sensation in the pharynx, obvious when swallowing. It can be treated by systemic application of antibiotics such as penicillin, or surgical resection during non-acute episodes. If the throat swallowing pain has lasted for 2 months, you should go to the hospital in time to improve the relevant examination to clarify the cause of the disease, under the guidance of the doctor to carry out targeted medication and treatment, avoid self-medication or treatment.