There is no cold, but the causes of itchy throat and cough should be specifically analyzed and judged, including pharyngitis, allergic cough, lower respiratory tract infection, bronchial tuberculosis, etc., as follows: 1. pharyngitis: some patients can have itchy throat due to pharyngitis, triggering a dry cough; 2. allergic cough: especially patients with cough variant asthma, such patients have high airway reactivity, and when they are affected by external factors of their own 2. allergic cough: especially in patients with cough variant asthma, the airways of these patients are highly reactive and when they are affected by external factors, such as exposure to cold air, allergens, irritating dust, oil fumes, etc., the symptoms of dry cough and itchy throat are triggered; 3. lower respiratory tract infections: some patients with bronchitis and pneumonia, for example, can also have these symptoms; 4. bronchial tuberculosis: these patients also often have obvious symptoms of itchy throat and dry cough. In conclusion, there are many causes of itchy throat and cough, so we should improve the corresponding examination according to their clinical characteristics and then provide symptomatic treatment according to the causes.