1. A

    • Allergen
      A typically harmless substance that causes a response of the immune system. Examples of allergens include pollen, dust mites, animal dander, and mold.
    • Allergy
      A chronic condition characterized by an unusual reaction of the immune system to a typically harmless substance, called an allergen. See Allergen.
    • Atopic dermatitis (also called atopic eczema)
      A chronic skin disease and the most common type of eczema. It is characterized by skin inflammation and itch. Scratching the skin results in redness, swelling, cracking, oozing, crusting, and scaling. Atopic dermatitis is not contagious. See Eczema and Inflammation.
  2. B

    • Biologic
      A biologic is a type of medication made from living cells. It is processed in the body differently than oral medications (pills), or steroids. In order to be effective, and work properly, biologics are injectable medicines.

      Biologics include a wide range of products such as vaccines, gene therapy, insulin and more.
  3. C

    • Chronic
      Lasting for a long time or occurring over and over for a long time.
    • Corticosteroids
      Medications that decrease inflammation. Steroid creams and ointments are frequently used to treat atopic dermatitis.
  4. D

    • DUPIXENT MyWay®
      A program to provide support to patients starting DUPIXENT. Get ongoing, personalized nursing support; help scheduling monthly prescription refills and deliveries; and in-home, in-office, or online supplemental injection training.
  5. E

    • Eczema
      A group of skin conditions characterized by skin inflammation, rash, and itch. There are many different types of eczema, and atopic dermatitis is the most common of them.
  6. F

    • Flare-up
      An instance when disease symptoms gets worse.
  7. I

    • Immune system
      The defense system that protects your body against harmful substances and invaders, such as bacteria and viruses. The immune system is made up of many different cell types and organs.
    • Inflammation
      Your body’s response to damage caused by bacteria, harmful substances, high temperature, or other factors. The damaged cells produce chemical signals that attract white blood cells that cause swelling in the surrounding tissues. Inflammation can lead to itchiness and redness.
    • Itch
      An unpleasant sensation in the skin that makes you want to scratch.
  8. O

    • Oozing
      The weeping of fluid on the skin surface as a result of scratching. When the fluid dries out, crusting is created.
  9. P

    • Placebo
      An inactive substance used in clinical studies to make it easier to determine the true effects of the active drug that is being tested.
  10. R

    • Rash
      A change in the way skin looks or feels. Skin may change color, or may become bumpy, dry, itchy, or cracked.
  11. S

    • Scaling
      Flakes or plates of dry, hard outer layer of skin.
    • Scratch
      To scrape your skin with nails, often to relieve itching.
    • Sharps disposal container
      A container used to dispose of used syringes and needles.
  12. T

    • Topical
      A medicine applied to the skin.
    • Triggers
      Things that can make your atopic dermatitis worse. Examples of triggers include: dry skin, irritants, stress, hot and cold temperatures, sweating, infection, allergens, and hormones.