What should you know about anaphylactic angioedema?

Angioedema affects deeper layers beneath the skin. During anaphylaxis, swelling may develop alongside hives, wheezing, vomiting, dizziness, faintness, or a sudden feeling of severe illness. Swelling of the lips or eyelids can be striking, but swelling of the tongue and throat is more dangerous because it can narrow the airway.

Not every episode of angioedema is anaphylaxis. The combination of rapid swelling with breathing difficulty, throat tightness, voice change, collapse, or symptoms affecting more than one body system is treated as an emergency.

Use a prescribed adrenaline auto-injector without delay if anaphylaxis is suspected, then call emergency services in the UAE. Follow the device instructions and do not wait to see whether an antihistamine reduces the swelling. If breathing is difficult, allow the person to sit with legs extended; otherwise, keep them lying down. Avoid standing or walking. If they become unresponsive and are not breathing normally, begin CPR if you know how.

A further prescribed auto-injector may be needed if symptoms persist or return; follow the person's emergency plan and the device guidance. Hospital observation is still needed after apparent improvement because symptoms can recur.

Call emergency services now for tongue or throat swelling, trouble breathing, noisy breathing, a hoarse voice, difficulty swallowing, blue or pale skin, confusion, fainting, or collapse. Sudden swelling after food, medicine, an insect sting, or another suspected trigger also needs urgent assessment when accompanied by breathing, circulation, or widespread skin symptoms.

Do not drive yourself if symptoms could affect breathing or consciousness. After recovery, arrange follow-up to identify likely triggers, review auto-injector technique, and prepare a written action plan.

Ask what may have triggered the reaction, which exposures to avoid, whether you should carry adrenaline auto-injectors, and how family or colleagues can recognize anaphylaxis. Confirm where to inject, how to check the device expiry date, and what follow-up testing or specialist assessment is appropriate.