Please call 911 immediately if you are having chest pain, difficulty breathing, severe bleeding, sudden weakness or numbness, or if you think you have a medical emergency.
If the person does not have severe allergy symptoms:
If the person does have severe allergy symptoms (anaphylaxis):
Seek emergency careif the person has these symptoms or a history of severe allergic reactions (anaphylaxis), even if there are no symptoms:
If the person has an anaphylaxis action plan from a doctor for injecting epinephrine and other emergency measures, follow it. Otherwise, if the person carries an epinephrine shot or one is available:
WebMD Medical Reference