Spicy, greasy and cold foods are generally not recommended when coughing, and it is also recommended not to eat seafood if you have cough variant asthma, and to avoid certain foods if you are allergic to them. 1. Spicy, greasy foods, such as chili peppers, fatty meats, and cold drinks, etc., because these foods may irritate the patient’s respiratory tract, leading to aggravation of symptoms. 2,. Seafood: Cough variant asthma is often closely related to allergies, and seafood can easily lead to allergies and worsening of cough; so patients with cough variant asthma should try not to eat seafood. 3. People with a clear history of food allergy should also be avoided: because eating again may cause a more serious allergic reaction, which may lead to an aggravation of cough variant asthma, and may even lead to respiratory distress, shock and other occurrences. In addition, if the cough is caused by gastroesophageal reflux irritation, it is also not recommended to consume acidic foods such as hawthorn to avoid aggravating gastric acid secretion. If the cough symptoms fail to improve or even gradually worsen, you need to consult a regular hospital in a timely manner, and cooperate with the doctor to improve the examination and standardized treatment.