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Food allergy

Overview

Food allergy is an unpleasant or dangerous immune system reaction after a certain food is eaten.

Symptoms

Reactions can include digestive problems, hives, or swollen airways. Severe reactions can be life-threatening.

Treatments

Antihistamine drugs treat mild reactions. A severe reaction needs an injection of the drug epinephrine and emergency room care.

Last Updated: September 19th, 2024

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