Cough with white phlegm and itchy throat, common causes are acute bronchitis, allergic pharyngitis and upper airway cough syndrome, etc. Different treatments need to be used for different diseases, not just for this symptom. 1. Acute bronchitis: Cold, fatigue and other irritants can aggravate bronchitis, causing cough, white sticky phlegm, and a scratchy throat. Patients should pay attention to heat preservation, drink a lot of water, avoid inhaling dust and irritating gases, and at the same time can follow the doctor’s instructions to take drugs such as aminophylline, salbutamol, aminoglutethimide hydrochloride and so on to reduce the symptoms. 2. Allergic pharyngitis: If contact with allergens will stimulate the mucous membrane of the pharynx, causing repeated coughing, white phlegm throat itching. Patients can follow the doctor’s instructions to take drugs such as levocetirizine, diclofenac tadalafil, or the use of beclomethasone propionate aerosol, etc. for treatment. 3. Upper airway cough syndrome: due to rhinitis, sinusitis, nasal congestion and prolonged open-mouth breathing, resulting in secretion reflux, causing inflammatory reaction of the pharyngeal mucosa, coughing and spitting white sputum, itchy throat. Patients can use nasal sprays such as budesonide, mometasone furoate and fluticasone propionate to reduce nasal congestion and relieve pharyngeal symptoms as prescribed by the doctor. If the symptoms of coughing up white sputum and itchy throat persist, it is necessary to actively consult a doctor for a systematic examination, and then follow the doctor’s instructions to standardize the use of medication and treatment after a clear diagnosis.