Summer morning throat itch, phlegm, always want to cough, may be chronic pharyngitis, allergic pharyngitis, bronchitis and other diseases caused. 1. Chronic pharyngitis: patients can have symptoms such as itchy throat, cough, phlegm and nausea after getting up in the morning. 2. Allergic pharyngitis: contact with or inhalation of allergens can trigger an allergic reaction, leading to symptoms such as itching and coughing in the throat. 3. Bronchitis: In the early stage of the disease, symptoms of respiratory tract infections, such as runny nose and nasal congestion, can occur. With the development of the disease, the symptoms of itchy throat and cough can appear. This symptom may also be related to reflux pharyngitis and other diseases, should consult a doctor in a timely manner, a clear diagnosis, so as not to miss the condition.