Cough caused by eating seafood belongs to allergic cough, common in patients with cough variant asthma, such patients are sensitive to seafood or allergy, in contact with seafood, often easy to induce its airway sensitivity increased significantly, resulting in the emergence of irritation of the cough, severe patients can appear shortness of breath, chest tightness and other symptoms. Therefore, for patients with cough caused by seafood, it is often necessary to use inhaled glucocorticosteroids, together with antimetabolic drugs, such as cetirizine hydrochloride tablets or dicloxacin tablets and other treatments, and sometimes can be coordinated with the use of the treatment of leukotriene modulator montelukast sodium, in order to effectively control their cough. For patients with cough, it is also not advisable to eat seafood in the course of treatment because seafood contains more high protein substances, which can easily induce spasm in their airways and aggravate their coughs, making it difficult to control their coughs and forming chronic coughs.