 ALK-Abelló

ALK-Abelló A/S (), also commonly known as ALK, is a Denmark-based pharmaceutical company which specializes in the development and manufacture of allergy immunotherapy (AIT) products for the prevention and treatment of allergy.It is one of the world’s largest makers of allergy immunotherapy products (also known as ‘allergy vaccines’) with 81% of its revenue coming from sales in Europe.