One of the best treatments to get rid of birch pollen allergy is Immunotherapy. Immunotherapy is specifically carried out with vaccines that contain allergen extracts. The clinical term for this is immunogenicity, which is the ability to induce a humoral and/or cell-mediated immune response via the usage of tailored vaccines. Immunogenicity is the ability of foreign particles, such as an antigen to provoke an immune response in humans or any animal’s body.
https://medium.com/@irfnnutkani2017/chemical-modification-of-birch-...