Phlegm in the throat may be caused by bronchitis, pneumonia, chronic pharyngitis, first of all, you need to treat the cause of the disease, at the same time, you can expectorate by expectorant cough drugs, mucous phlegm solubilizing drugs with anti-inflammatory and decongestive drugs to dispel phlegm. 1. Bronchitis: patients are stimulated by cold air, dust, irritating gases, allergens and other substances, causing bronchitis with cough, phlegm in the throat and cough symptoms. Treatment needs to be detached from the above environment, anti-infection, anti-allergy treatment at the same time, you can take expectorant cough granules, oral solution of aminobromine hydrochloride and other expectorant cough drugs for treatment. 2. Pneumonia: patients due to low immune function, a variety of pathogens mixed infection, such as bacteria, viruses, fungi, anaerobic bacteria, which leads to pneumonia, phlegm in the throat, cough symptoms. Treatment requires anti-infective treatment for the cause of the disease, and at the same time, oral bromhexine, aminobromine hydrochloride and other mucous phlegm solubilizing drugs can be used to dispel phlegm. 3. Chronic pharyngitis: due to the patient often eat spicy and stimulating food or long-term late night, alcohol and other reasons, resulting in the posterior wall of the pharyngeal root of the tongue with lymphoid follicular hyperplasia, exudate, stimulate the patient’s pharyngeal throat infections appear phlegm phenomenon, you can take eucalyptus pinene, standard myrtle oil and other drugs for treatment to promote the discharge of phlegm. Patients with phlegm in the throat, it is recommended to go to the hospital to identify the cause of the disease, under the guidance of the doctor for treatment.