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  2. Leukocyte extravasation - Wikipedia

    en.wikipedia.org/wiki/Leukocyte_extravasation

    Neutrophils extravasate from blood vessels to the site of tissue injury or infection during the innate immune response.. In immunology, leukocyte extravasation (also commonly known as leukocyte adhesion cascade or diapedesis – the passage of cells through the intact vessel wall) is the movement of leukocytes (white blood cells) out of the circulatory system (extravasation) and towards the ...

  3. Over-the-counter drug - Wikipedia

    en.wikipedia.org/wiki/Over-the-counter_drug

    The term over-the-counter (OTC) refers to a medication that can be purchased without a medical prescription. [3] In contrast, prescription drugs require a prescription from a doctor or other health care professional and should only be used by the prescribed individual. [4]

  4. Anti-allergic agent - Wikipedia

    en.wikipedia.org/wiki/Anti-allergic_agent

    An allergic reaction can be caused by direct contact with an allergen. For example, through consuming a certain food, inhalation of pollens or dust mites, or direct contact with a certain material. A family history of allergies also leads to a higher risk of developing allergic diseases. [4]

  5. Allergy medications may cause brain damage, increase ... - AOL

    www.aol.com/article/2016/04/19/allergy...

    Building on past research, a study conducted by the Indiana University School of Medicine suggests anticholinergic drugs of both the over-the-counter and prescription varieties are linked to ...

  6. Allergen immunotherapy - Wikipedia

    en.wikipedia.org/wiki/Allergen_immunotherapy

    Allergen immunotherapy, also known as desensitization or hypo-sensitization, is a medical treatment for environmental allergies (such as insect bites) and asthma. [1] [2] Immunotherapy involves exposing people to larger and larger amounts of allergens in an attempt to change the immune system's response.

  7. H1 antagonist - Wikipedia

    en.wikipedia.org/wiki/H1_antagonist

    H 1 antagonists, also called H 1 blockers, are a class of medications that block the action of histamine at the H 1 receptor, helping to relieve allergic reactions.Agents where the main therapeutic effect is mediated by negative modulation of histamine receptors are termed antihistamines; other agents may have antihistaminergic action but are not true antihistamines.