Jext is a brand of adrenaline auto-injector used for the emergency treatment of severe allergic reactions, known as anaphylaxis. This life-saving medication works by quickly constricting blood vessels to increase blood pressure, relaxing muscles in the lungs to improve breathing, stimulating the heartbeat, and reducing swelling around the face and lips. It is commonly prescribed to individuals who are at risk of experiencing severe allergic reactions to triggers such as food, insect stings, medications, or latex. Jext is designed for easy use, allowing patients or caregivers to administer a precise dose of adrenaline in an emergency situation. The auto-injector's portability ensures that individuals at risk can carry it with them at all times, providing a critical safety measure against potentially life-threatening allergic reactions.