Causes and symptoms of allergic cough

Coughing is a very common symptom. The causes of coughing may be colds, pharyngitis, etc. Some people cough because of allergies. People with allergic coughs often dare not go out casually, which will inevitably have a great impact on their lives. How do you know if it is an allergic cough? What are the common causes of allergic coughs?

1. Allergic cough symptoms

It is mainly a long-term stubborn dry cough, which is often triggered by inhaling irritating odors, cold air, contact with allergens, exercise or upper respiratory tract infection. Some patients have no triggers. It often worsens at night or in the early morning. Some patients have a certain seasonal attack, mostly in spring and autumn. When patients see a doctor, they have already been treated with cough suppressants and expectorants and antibiotics for a period of time, but there is almost no cure.

The patient himself may have a clear history of allergic diseases, such as allergic rhinitis, eczema, etc.

2. Causes of allergic cough

1. Genetic genes that are susceptible to allergic cough;

2. Inhaled allergens: pollen, indoor dust, dust mites, mold, animal fur, feathers, food, etc.;

3. Respiratory tract infection: viruses, bacteria, indoor air pollution and harmful gases, chemical gases (including the smell of paint, benzene, formaldehyde and other decorative materials), various chemical pesticides containing DDV, smoke (including incense smoke, oil smoke, coal smoke and mosquito coil smoke);

4. Occupational factors: animal protein, plant protein, inorganic compounds; including metal salts.