Health encyclopaedia - Alphabetical Topic List

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Symptoms of Anaphylaxis

The following symptoms may occur when exposed to an allergen: -

  • Swollen face, lips, and tongue and throat.
  • Wheezing and difficulty breathing and talking
  • Sudden feeling of extreme anxiety or apprehension,
  • An itchy nettle-rash (uticaria, hives)
  • Faintness or unconsciousness due to very low blood pressure
  • Abdominal cramps, vomiting or diarrhoea
  • Swelling of on area larger than the sting site, nausea and fever
  • Anaphylactic shock leading to death due to obstruction to breathing or extreme low blood pressure