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Food Allergy

 

A food allergy is an abnormal reaction of the immune system to certain foods in certain people.

Causes

  • Production of immunoglobulin E (IgE) antibodies in response to certain foods like cow’s milk, eggs, peanuts, tree nuts, fish, shellfish, etc.

Symptoms

  • Itching
  • Rashes
  • Swelling of the lips, face, tongue and throat
  • Nausea or vomiting
  • Abdominal pain and cramps
  • Diarrhea
  • Runny nose
  • Wheezing
  • Anaphylaxis or a sudden drop in blood pressure

Treatment
There is no way to cure allergies but they can be managed by:

  • Eliminating the allergen completely from the diet
  • Medications like antihistamines after an allergic reaction
  • Epinephrine or adrenaline injections in case of sever allergic reaction

Prevention

  • Avoiding known allergens