What happens after an allergic reaction to food? does your stomach throw it up?

Varies: Immediate reactions to a food can include hives, feelings of throat tightening and itching, shortness of breath, flushing of the skin and overwhelm feeling of doom. This can develop into nausea and vomiting as well as diarrhea. Some foods can cause a delayed skin reaction such as eczema and not always the immediate reaction. As always consult with your doctor get tested and avoid possible foods.