Lying down on the cough may be due to rhinitis, chronic obstructive pulmonary disease, cough variant asthma and other diseases caused by the cough, so there is no lying down on the cough fast cough method, need to clarify the reasons for coughing, for the cause of the treatment. 1. Rhinitis: rhinitis patients lying down nasal secretions may flow to the throat, which in turn stimulate the mucous membrane of the throat leading to throat discomfort triggered by coughing, you can use pseudoephedrine and other drugs to reduce nasal secretions, reduce the symptoms of coughing. 2. Chronic Obstructive Pulmonary Disease (COPD): Long-term smoking or long-term inhalation of dust can lead to COPD, airway inflammation caused by phlegm is not easy to discharge at night, resulting in phlegm aggregation, stimulation of bronchial mucosa caused by coughing, you can use ipratropium bromide aerosol and other anticholinergic drugs, aminobromine and other cough and phlegm medications to help patients to expand the airway, relieve coughing. 3. Cough variant asthma: cough variant asthma patients are often manifested in the night easy to appear persistent dry cough, you can use salmeterol ticarcoson inhalation powder aerosol and other drugs to improve the symptoms of coughing, to reduce the discomfort caused by coughing body. There are many reasons for coughing while lying down, if the symptoms do not improve or worsen, it is recommended that the patient go to the hospital to improve the relevant examination, to clarify the cause of the disease, and follow the doctor’s instructions. The above drugs should be used under the guidance of a doctor to ensure the safety of medication.