People use epinephrine injections as a medication to treat severe allergic reactions. Epinephrine, also called adrenaline, is a hormone that the adrenal glands produce in the body. People who have ...

Anaphylaxis is a serious, potentially life-threatening allergic reaction that can affect several organ systems in the body and may threaten breathing and blood circulation. The most common causes of ...

Anaphylaxis is a serious, potentially fatal allergic reaction. It can happen within seconds to minutes of exposure to an allergen, like an insect sting, medications, and food. When the immune system ...