Allergen immunotherapy for oral allergy syndrome: what is the evidence for efficacy?

Abstract

Background The vast majority of IgE-mediated food allergies in adults are based on sensitization to pollen and subsequent cross-reactions to structurally related allergens in fruit, vegetables, and spices. The effect of allergen immunotherapy (AIT) against pollen on pollen-related food allergy has not been conclusively elucidated.