Cough variant asthma inhaling salmeterol for 2 months is usually not discontinued. Cough variant asthma must be examined and treated to control airway hyperresponsive airway inflammation, symptomatic improvement also need to be combined with the examination and evaluation of lung function to guide treatment. Salmeterol belongs to the asthma class of drugs, mainly used for nocturnal asthma, exercise asthma long-term maintenance therapy, but also for the prevention of bronchospasm; therefore, the drug needs to be used regularly for a long period of time in accordance with the doctor’s instructions, and in the taking of the drug after 2 months can not be discontinued, to avoid triggering an asthma attack and aggravate the symptoms of asthma. Cough variant asthma need to be in the doctor combined with the condition, lung function for a comprehensive assessment, to decide whether to stop the drug; and in the process of stopping the drug needs to be gradual, can effectively avoid the discontinuation of the drug reaction, is conducive to the treatment of its disease. After the use of the drug may appear palpitations, headache, tremor and other discomforts; for aortic valve stenosis, tachycardia is prohibited; and in the process of using the drug also need to pay attention to observation, if an abnormal bronchospasm reaction occurs, the drug should be discontinued immediately and consult a doctor in a timely manner; for pregnant women and lactating mothers and other special groups of people need to be guided by a doctor to use the drug. If you need to stop using Salmeterol, it is recommended that the doctor combined with a comprehensive assessment of the condition of the decision, do not stop taking the drug, to avoid adverse consequences.