Cough causes eye congestion, to consider a number of causes, the most common is the inflammatory response of the respiratory system, including the invasion of viruses, bacteria, mycoplasma, chlamydia and other pathogens, as well as by the stimulation of allergens, including pollen, fumes, cold air, dust mites and so on, so that the airway mucosa appeared obvious congestion, edema and inflammatory response. In addition, the airway mucosa is stimulated by a violent persistent cough, coughing violently when the airflow will be unstable thus leading to increased intrapulmonary pressure, and even with the involvement of the diaphragm and chest muscles, the intra-abdominal pressure will also appear to be elevated, the pressure will be too big to lead to the respiratory system’s capillaries to congestion, including the capillaries of the eyeballs, so there are coughing leading to the eyeballs congestion of the symptom, it is necessary to timely symptomatic and etiological treatment to alleviate the symptom.