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How does EpiPen treat severe allergic reactions?

EpiPen is an auto-injection device that contains epinephrine. It is used to treat allergic reactions to insect bites, foods, latex, or drugs that are severe enough to be life-threatening (anaphylactic). Symptoms of these allergic reactions include trouble breathing, swelling, low blood pressure, and rash. Epinephrine decreases these symptoms by narrowing blood vessels, decreasing the volume of fluid leaving the blood vessels, relaxing muscles of the airway, and relieving rash.

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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.