Allergy Signs and symptoms

Many allergens, such as dust and pollen. In such cases occur in areas that are in the air, the eyes, the nose and the lungs to come. For example, allergic rhinitis, colds and hay fever, nasal irritation, sneezing, itching, also known as the redness of the eyes. The effect is inhalation of allergens, asthma causing the respiratory tract and asthma (bronchoconstriction) the production of mucus 

Dyspnea (difficulty in breathing), cough and shortness of breath decrease lung.

These allergic reactions, allergens, the environment and the food and drugs, such as aspirin and antibiotics, such as penicillin reactions. Symptoms of food allergies is a pain in the stomach, vomiting, diarrhea, itching, and increase of the skin during hives. Rhinitis and respiratory allergies rarely cause reactions (asthma).

Some insects, elements of antibiotics and drugs for systemic allergic reaction called anaphylaxis; This can affect various systems, including légzoszervek and blood. Depending on the severity of these skin reactions, bronchoconstriction, edema, hypotension can cause, coma and death. This type of response is delayed, or suddenly. The seriousness of this type of allergic reaction often requires a good dose of adrenaline, epinephrine 0.3 mg or Twinject injection unit. Anaphylaxis in nature, that the reaction is slow, but it may be very long.

Materials such as leather, latex, is called a contact dermatitis or eczema, it can cause allergic reactions. the skin often caused by skin rash, or swelling, inflammation of skin and "wheal and flare" reaction is called the characteristic of the hives and angioedema.