Some common warning signs of a Milder Allergic Reaction to food may include:
- A Tight feeling in the throat, or a hoarse voice.
- Coughing and Wheezing.
- Nausea, vomiting or stomach pain.
- Diarrhea.
- Hives or Skin Rash.
- A Tingling sensation on the lips or tongue.
- Runny nose.
In more serious cases, food allergy may cause a severe reaction called Anaphylaxis, which may cause a person's breathing pathways to narrow, blood pressure to drop, and tongue to swell. This should be treated as a life-threatening medical emergency.