Introduction Have you ever eaten a piece of fruit or a vegetable and felt a tingling or itchy sensation in your tongue or throat afterward, even if you have no history of allergies? After some time passed, you may have taken an allergy medication or maybe the sensation went away on its own. What you may have experienced is an oral allergy syndrome allergic reaction and it can happen to anyone, with and without known severe allergies. Oral Allergy Syndrome Oral allergy syndrom