Common symptoms of throat allergy include cough, foreign body sensation, itchiness, wheezing, and breathlessness. 1. Cough: often manifested by paroxysmal violent cough, dry cough with little sputum, frequent throat clearing. 2. Foreign body sensation: often conscious of mucus-like secretion in the throat, with mucosal congestion and swelling, and obviously a foreign body sensation when swallowing. 3. Itchiness: a common symptom, the early appearance of throat itching, stimulate its dry cough discomfort. 4. Wheezing: frequent occurrence of the author, can induce trachea, bronchial inflammation, etc., can show symptoms such as wheezing. 5. Dyspnea: severe allergy can cause swelling of the mucous membrane of the throat, showing dyspnea, hoarseness, eye congestion, skin rashes and so on. When the above symptoms occur, it is recommended to consult a doctor in time and follow the doctor’s instructions for standardized treatment.