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Results 1 - 10 of 50 for Allergen
  1. Allergy shots 
    ... allergy shot contains a small amount of an allergen . This is a substance that causes an allergic reaction. Examples of allergens include: Mold spores Dust mites Animal dander Pollen ...
    https://medlineplus.gov/ency/patientinstructions/000405.htm - Medical Encyclopedia
  2. Allergies 
    ... viruses. It also reacts to foreign substances called allergens . These are usually harmless and in most people ... immune response is oversensitive. When it recognizes an allergen, the immune system launches a response. Chemicals such ...
    https://medlineplus.gov/ency/article/000812.htm - Medical Encyclopedia
  3. Allergen 
    An allergen is a substance that can cause an allergic reaction . In some people, the immune system recognizes allergens as foreign or dangerous. As a result, the ...
    https://medlineplus.gov/ency/article/002229.htm - Medical Encyclopedia
  4. Positive reaction to allergen (image) 
    ... a sensitivity to a specific substance, called an allergen, that is contacted through the skin, inhaled into ... swallowed or injected. The body's reaction to an allergen can be mild, such as a localized rash, ...
    https://medlineplus.gov/ency/imagepages/8703.htm - Medical Encyclopedia
  5. Allergy testing - skin 
    ... have an allergic reaction . These substances are called allergens. ... test involves: Placing a small amount of substances (allergens) that may be causing your symptoms on the ...
    https://medlineplus.gov/ency/article/003519.htm - Medical Encyclopedia
  6. Allergic reactions 
    Allergic reactions are sensitivities to substances called allergens that come into contact with the skin, nose, eyes, respiratory tract, and gastrointestinal tract. They can be breathed into the lungs, swallowed, or ...
    https://medlineplus.gov/ency/article/000005.htm - Medical Encyclopedia
  7. Anaphylaxis 
    ... reaction to a chemical that has become an allergen . An allergen is a substance that can cause an allergic ... it. When the person is exposed to that allergen again, an allergic reaction may occur. Anaphylaxis happens ...
    https://medlineplus.gov/ency/article/000844.htm - Medical Encyclopedia
  8. Allergic rhinitis 
    An allergen is something that triggers an allergy. When a person with allergic rhinitis breathes in an allergen such as pollen, mold, animal dander, or dust, ...
    https://medlineplus.gov/ency/article/000813.htm - Medical Encyclopedia
  9. Contact dermatitis 
    ... causes you to have an allergic reaction. Common allergens include: Adhesives, including those used for false eyelashes ... the skin of a lime A few airborne allergens, such as ragweed, perfumes, vapor from nail lacquer, ...
    https://medlineplus.gov/ency/article/000869.htm - Medical Encyclopedia
  10. Allergies, asthma, and dust 
    ... can be triggered by breathing in substances called allergens, or triggers. It is important to know your ... furniture polish to help reduce dust and other allergens. Wear a mask when you clean the house. ...
    https://medlineplus.gov/ency/patientinstructions/000487.htm - Medical Encyclopedia
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