Allergic asthma is a type of asthma triggered by allergens such as pollen, dust mites, animal dander, mould or other environmental irritants. These triggers cause inflammation and narrowing of the airways.

The most common symptoms include:difficulty breathingwheezingpersistent dry coughchest tightnesssymptoms that worsen at night or during seasonal changes

The most common allergens include:pollen (grasses, pellitory, birch, etc.)dust mitespet hair and dandermoldssome irritants, such as smoke, pollution and strong fragrances

The main treatments are:controller medicines (inhaled corticosteroids, leukotriene modifiers)reliever medicines (fast-acting bronchodilators)anti-IgE therapy or biologic medicines in more severe casesallergen-specific immunotherapy (allergy shots), when indicatedstrategies to reduce exposure to allergens