Asthma affects about 300 million people worldwide. Asthma is a global health problem that can occur in all age groups, the prevalence of which is increasing in many developing countries. Two classes of drugs commonly used in the treatment and control of asthma are anti-inflammatory corticosteroids and bronchodilators.

Bronchial asthma is a chronic disease caused by many different factors, so it is necessary to identify the symptoms and causes of bronchial asthma in order to promptly examine and treat it, avoiding dangerous complications.