Coughing and gagging may be related to physiological reactions, pharyngitis and other causes. Coughing and gagging are first considered to be caused by physiological reactions. Especially the saliva secretion of the crowd, in coughing due to the mouth completely open, saliva can be swallowed with the inhalation action before coughing. At the same time, coughing causes discomfort in the throat area, there can be a physiological action of swallowing saliva, as long as no choking occurs, are normal physiological phenomena. In addition, it may be related to infectious diseases such as pharyngitis. As pharyngitis can stimulate the throat area, resulting in a significant increase in secretions, especially when coughing. At the same time, there may be a habit of frequent gagging, to relieve throat discomfort, there can be a cough when gagging performance. Specific causes need to be clarified after medical examination, and at the same time with the doctor to improve the examination, active treatment.